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53770123206912 = 2837172392778887
BaseRepresentation
bin11000011100111010101010…
…00101111110000100000000
321001101101002100002221022110
430032131111011332010000
524021432203020110122
6310205353101535320
714216522531060220
oct1416352505760400
9231341070087273
1053770123206912
1116150865847722
126045015574540
132400668514c48
14d3c6b8930080
15633a3e7a790c
hex30e75517e100

53770123206912 has 576 divisors, whose sum is σ = 174543414312960. Its totient is φ = 14345098887168.

The previous prime is 53770123206853. The next prime is 53770123206949. The reversal of 53770123206912 is 21960232107735.

It is a super-2 number, since 2×537701232069122 (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 6050420133 + ... + 6050429019.

It is an arithmetic number, because the mean of its divisors is an integer number (303026760960).

Almost surely, 253770123206912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 53770123206912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (87271707156480).

53770123206912 is an abundant number, since it is smaller than the sum of its proper divisors (120773291106048).

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

53770123206912 is a wasteful number, since it uses less digits than its factorization.

53770123206912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9446 (or 9432 counting only the distinct ones).

The product of its (nonzero) digits is 952560, while the sum is 48.

The spelling of 53770123206912 in words is "fifty-three trillion, seven hundred seventy billion, one hundred twenty-three million, two hundred six thousand, nine hundred twelve".