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53404110400 = 2652279111959
BaseRepresentation
bin110001101111001000…
…100000111001000000
312002211211020220012211
4301233020200321000
51333332423013100
640311123231504
73600255306604
oct615710407100
9162754226184
1053404110400
1120715256633
12a424b18594
1350610a4734
14282888b504
1515c86601ba
hexc6f220e40

53404110400 has 84 divisors (see below), whose sum is σ = 131465563840. Its totient is φ = 21352204800.

The previous prime is 53404110391. The next prime is 53404110449. The reversal of 53404110400 is 401140435.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4459621 + ... + 4471579.

Almost surely, 253404110400 is an apocalyptic number.

53404110400 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53404110400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65732781920).

53404110400 is an abundant number, since it is smaller than the sum of its proper divisors (78061453440).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53404110400 is a wasteful number, since it uses less digits than its factorization.

53404110400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14772 (or 14757 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 53404110400 its reverse (401140435), we get a palindrome (53805250835).

The spelling of 53404110400 in words is "fifty-three billion, four hundred four million, one hundred ten thousand, four hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 160 200 320 400 800 1600 2791 5582 11164 11959 13955 22328 23918 27910 44656 47836 55820 59795 69775 89312 95672 111640 119590 139550 178624 191344 223280 239180 279100 298975 382688 446560 478360 558200 597950 765376 893120 956720 1116400 1195900 1913440 2232800 2391800 3826880 4465600 4783600 9567200 19134400 33377569 66755138 133510276 166887845 267020552 333775690 534041104 667551380 834439225 1068082208 1335102760 1668878450 2136164416 2670205520 3337756900 5340411040 6675513800 10680822080 13351027600 26702055200 53404110400