1252652639025 has 24 divisors (see below), whose sum is σ = 2072389580800. Its totient is φ = 667650047040.

The previous prime is 1252652639011. The next prime is 1252652639041. The reversal of 1252652639025 is 5209362562521.

It is not a de Polignac number, because 1252652639025 - 2⁹ = 1252652638513 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5275057 + ... + 5507406.

Almost surely, 2^{1252652639025} is an apocalyptic number.

1252652639025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1252652639025 is a deficient number, since it is larger than the sum of its proper divisors (819736941775).

1252652639025 is a wasteful number, since it uses less digits than its factorization.

1252652639025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10784025 (or 10784020 counting only the distinct ones).

The product of its (nonzero) digits is 1944000, while the sum is 48.

The spelling of 1252652639025 in words is "one trillion, two hundred fifty-two billion, six hundred fifty-two million, six hundred thirty-nine thousand, twenty-five".