52696721500 has 48 divisors (see below), whose sum is σ = 115117853760. Its totient is φ = 21073521600.

The previous prime is 52696721491. The next prime is 52696721563. The reversal of 52696721500 is 512769625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2528121 + ... + 2548879.

It is an arithmetic number, because the mean of its divisors is an integer number (2398288620).

Almost surely, 2^52696721500 is an apocalyptic number.

52696721500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52696721500 is an abundant number, since it is smaller than the sum of its proper divisors (62421132260).

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

52696721500 is a wasteful number, since it uses less digits than its factorization.

52696721500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25855 (or 25843 counting only the distinct ones).

The product of its (nonzero) digits is 226800, while the sum is 43.

The spelling of 52696721500 in words is "fifty-two billion, six hundred ninety-six million, seven hundred twenty-one thousand, five hundred".