52611057500 has 30 divisors (see below), whose sum is σ = 115049866008. Its totient is φ = 21044422000.

The previous prime is 52611057493. The next prime is 52611057593. The reversal of 52611057500 is 575011625.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 10519712 + ... + 10524711.

Almost surely, 2^52611057500 is an apocalyptic number.

52611057500 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

52611057500 is an abundant number, since it is smaller than the sum of its proper divisors (62438808508).

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

52611057500 is a wasteful number, since it uses less digits than its factorization.

52611057500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21044447 (or 21044430 counting only the distinct ones).

The product of its (nonzero) digits is 10500, while the sum is 32.

The spelling of 52611057500 in words is "fifty-two billion, six hundred eleven million, fifty-seven thousand, five hundred".