102261132625 has 64 divisors (see below), whose sum is σ = 138485318400. Its totient is φ = 75137932800.

The previous prime is 102261132619. The next prime is 102261132667. The reversal of 102261132625 is 526231162201.

It is not a de Polignac number, because 102261132625 - 2⁵ = 102261132593 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13987471 + ... + 13994779.

It is an arithmetic number, because the mean of its divisors is an integer number (2163833100).

Almost surely, 2^102261132625 is an apocalyptic number.

It is an amenable number.

102261132625 is a deficient number, since it is larger than the sum of its proper divisors (36224185775).

102261132625 is a wasteful number, since it uses less digits than its factorization.

102261132625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7523 (or 7513 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 102261132625 its reverse (526231162201), we get a palindrome (628492294826).

The spelling of 102261132625 in words is "one hundred two billion, two hundred sixty-one million, one hundred thirty-two thousand, six hundred twenty-five".