1253535002525 has 24 divisors (see below), whose sum is σ = 1702323440160. Its totient is φ = 909997755840.

The previous prime is 1253535002521. The next prime is 1253535002537. The reversal of 1253535002525 is 5252005353521.

It is not a de Polignac number, because 1253535002525 - 2² = 1253535002521 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253535002521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 32667527 + ... + 32705876.

It is an arithmetic number, because the mean of its divisors is an integer number (70930143340).

Almost surely, 2^{1253535002525} is an apocalyptic number.

It is an amenable number.

1253535002525 is a deficient number, since it is larger than the sum of its proper divisors (448788437635).

1253535002525 is a wasteful number, since it uses less digits than its factorization.

1253535002525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65373485 (or 65373480 counting only the distinct ones).

The product of its (nonzero) digits is 225000, while the sum is 38.

The spelling of 1253535002525 in words is "one trillion, two hundred fifty-three billion, five hundred thirty-five million, two thousand, five hundred twenty-five".