53917650432 has 320 divisors, whose sum is σ = 169759402560. Its totient is φ = 16838295552.

The previous prime is 53917650389. The next prime is 53917650443. The reversal of 53917650432 is 23405671935.

53917650432 is a `hidden beast` number, since 53 + 91 + 7 + 6 + 504 + 3 + 2 = 666.

It is a super-2 number, since 2×53917650432² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 73557138 + ... + 73557870.

It is an arithmetic number, because the mean of its divisors is an integer number (530498133).

Almost surely, 2^53917650432 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 53917650432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84879701280).

53917650432 is an abundant number, since it is smaller than the sum of its proper divisors (115841752128).

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

53917650432 is a wasteful number, since it uses less digits than its factorization.

53917650432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1090 (or 1068 counting only the distinct ones).

The product of its (nonzero) digits is 680400, while the sum is 45.

The spelling of 53917650432 in words is "fifty-three billion, nine hundred seventeen million, six hundred fifty thousand, four hundred thirty-two".