25732635332 has 24 divisors (see below), whose sum is σ = 48558380640. Its totient is φ = 11891845440.

The previous prime is 25732635317. The next prime is 25732635343. The reversal of 25732635332 is 23353623752.

It is a super-2 number, since 2×25732635332² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a self number, because there is not a number n which added to its sum of digits gives 25732635332.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4125998 + ... + 4132229.

It is an arithmetic number, because the mean of its divisors is an integer number (2023265860).

Almost surely, 2^25732635332 is an apocalyptic number.

It is an amenable number.

25732635332 is a deficient number, since it is larger than the sum of its proper divisors (22825745308).

25732635332 is a wasteful number, since it uses less digits than its factorization.

25732635332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8258291 (or 8258289 counting only the distinct ones).

The product of its digits is 680400, while the sum is 41.

The spelling of 25732635332 in words is "twenty-five billion, seven hundred thirty-two million, six hundred thirty-five thousand, three hundred thirty-two".