25130536513602 has 32 divisors (see below), whose sum is σ = 54128667199488. Its totient is φ = 7732278804096.

The previous prime is 25130536513601. The next prime is 25130536513639. The reversal of 25130536513602 is 20631563503152.

It is a super-2 number, since 2×25130536513602² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (25130536513601) 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, 896083 + ... + 7145910.

It is an arithmetic number, because the mean of its divisors is an integer number (1691520849984).

Almost surely, 2^{25130536513602} is an apocalyptic number.

25130536513602 is an abundant number, since it is smaller than the sum of its proper divisors (28998130685886).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

25130536513602 is a wasteful number, since it uses less digits than its factorization.

25130536513602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8082074.

The product of its (nonzero) digits is 486000, while the sum is 42.

The spelling of 25130536513602 in words is "twenty-five trillion, one hundred thirty billion, five hundred thirty-six million, five hundred thirteen thousand, six hundred two".