1252515277625 has 16 divisors (see below), whose sum is σ = 1586469510912. Its totient is φ = 987056809200.

The previous prime is 1252515277621. The next prime is 1252515277691. The reversal of 1252515277625 is 5267725152521.

It is not a de Polignac number, because 1252515277625 - 2² = 1252515277621 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1252515277621) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74768657 + ... + 74785406.

It is an arithmetic number, because the mean of its divisors is an integer number (99154344432).

Almost surely, 2^{1252515277625} is an apocalyptic number.

It is an amenable number.

1252515277625 is a deficient number, since it is larger than the sum of its proper divisors (333954233287).

1252515277625 is an equidigital number, since it uses as much as digits as its factorization.

1252515277625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149554145 (or 149554135 counting only the distinct ones).

The product of its digits is 2940000, while the sum is 50.

The spelling of 1252515277625 in words is "one trillion, two hundred fifty-two billion, five hundred fifteen million, two hundred seventy-seven thousand, six hundred twenty-five".