25240321131264 has 108 divisors (see below), whose sum is σ = 73418087322216. Its totient is φ = 8338985066496.

The previous prime is 25240321131197. The next prime is 25240321131323. The reversal of 25240321131264 is 46213112304252.

It is a happy number.

25240321131264 is a `hidden beast` number, since 2 + 5 + 2 + 40 + 321 + 1 + 31 + 264 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48213102 + ... + 48733805.

Almost surely, 2^{25240321131264} is an apocalyptic number.

25240321131264 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

25240321131264 is an abundant number, since it is smaller than the sum of its proper divisors (48177766190952).

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

25240321131264 is a wasteful number, since it uses less digits than its factorization.

25240321131264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96947042 (or 96947025 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The spelling of 25240321131264 in words is "twenty-five trillion, two hundred forty billion, three hundred twenty-one million, one hundred thirty-one thousand, two hundred sixty-four".