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53504371160 = 2353373969167
BaseRepresentation
bin110001110101000110…
…111110100111011000
312010002210220200010022
4301311012332213120
51334034104334120
640325104210012
73602613436202
oct616506764730
9163083820108
1053504371160
1120766905a69
12a452609908
135078aa9b26
142837d09772
1515d2367025
hexc751be9d8

53504371160 has 32 divisors (see below), whose sum is σ = 120742090560. Its totient is φ = 21338236416.

The previous prime is 53504371121. The next prime is 53504371163. The reversal of 53504371160 is 6117340535.

It is a self number, because there is not a number n which added to its sum of digits gives 53504371160.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53504371163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1971104 + ... + 1998063.

It is an arithmetic number, because the mean of its divisors is an integer number (3773190330).

Almost surely, 253504371160 is an apocalyptic number.

It is an amenable number.

53504371160 is an abundant number, since it is smaller than the sum of its proper divisors (67237719400).

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

53504371160 is a wasteful number, since it uses less digits than its factorization.

53504371160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3969515 (or 3969511 counting only the distinct ones).

The product of its (nonzero) digits is 37800, while the sum is 35.

The spelling of 53504371160 in words is "fifty-three billion, five hundred four million, three hundred seventy-one thousand, one hundred sixty".

Divisors: 1 2 4 5 8 10 20 40 337 674 1348 1685 2696 3370 6740 13480 3969167 7938334 15876668 19845835 31753336 39691670 79383340 158766680 1337609279 2675218558 5350437116 6688046395 10700874232 13376092790 26752185580 53504371160