102525020944 has 20 divisors (see below), whose sum is σ = 204010938124. Its totient is φ = 49877036928.

The previous prime is 102525020933. The next prime is 102525020987. The reversal of 102525020944 is 449020525201.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 91312752400 + 11212268544 = 302180^2 + 105888^2 .

It is a super-2 number, since 2×102525020944² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 86591487 + ... + 86592670.

Almost surely, 2^102525020944 is an apocalyptic number.

It is an amenable number.

102525020944 is a deficient number, since it is larger than the sum of its proper divisors (101485917180).

102525020944 is a wasteful number, since it uses less digits than its factorization.

102525020944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173184202 (or 173184196 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 34.

The spelling of 102525020944 in words is "one hundred two billion, five hundred twenty-five million, twenty thousand, nine hundred forty-four".