25113249632 has 24 divisors (see below), whose sum is σ = 49452700752. Its totient is φ = 12553833600.

The previous prime is 25113249619. The next prime is 25113249653. The reversal of 25113249632 is 23694231152.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62957 + ... + 232787.

It is an arithmetic number, because the mean of its divisors is an integer number (2060529198).

Almost surely, 2^25113249632 is an apocalyptic number.

It is an amenable number.

25113249632 is a deficient number, since it is larger than the sum of its proper divisors (24339451120).

25113249632 is a wasteful number, since it uses less digits than its factorization.

25113249632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 174462 (or 174454 counting only the distinct ones).

The product of its digits is 77760, while the sum is 38.

The spelling of 25113249632 in words is "twenty-five billion, one hundred thirteen million, two hundred forty-nine thousand, six hundred thirty-two".