252509546875 has 14 divisors (see below), whose sum is σ = 315632912972. Its totient is φ = 202007625000.

The previous prime is 252509546867. The next prime is 252509546899. The reversal of 252509546875 is 578645905252.

It is not a de Polignac number, because 252509546875 - 2³ = 252509546867 is a prime.

It is a super-2 number, since 2×252509546875² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 8064681 + ... + 8095930.

Almost surely, 2^252509546875 is an apocalyptic number.

252509546875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

252509546875 is a deficient number, since it is larger than the sum of its proper divisors (63123366097).

252509546875 is an frugal number, since it uses more digits than its factorization.

252509546875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16160641 (or 16160616 counting only the distinct ones).

The product of its (nonzero) digits is 30240000, while the sum is 58.

The spelling of 252509546875 in words is "two hundred fifty-two billion, five hundred nine million, five hundred forty-six thousand, eight hundred seventy-five".