52163665500 has 96 divisors (see below), whose sum is σ = 155433358080. Its totient is φ = 13586798400.

The previous prime is 52163665417. The next prime is 52163665513. The reversal of 52163665500 is 556636125.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 339870 + ... + 468869.

It is an arithmetic number, because the mean of its divisors is an integer number (1619097480).

Almost surely, 2^52163665500 is an apocalyptic number.

52163665500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52163665500 is an abundant number, since it is smaller than the sum of its proper divisors (103269692580).

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

52163665500 is a wasteful number, since it uses less digits than its factorization.

52163665500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 808804 (or 808792 counting only the distinct ones).

The product of its (nonzero) digits is 162000, while the sum is 39.

The spelling of 52163665500 in words is "fifty-two billion, one hundred sixty-three million, six hundred sixty-five thousand, five hundred".