32451620252 has 24 divisors (see below), whose sum is σ = 59197113360. Its totient is φ = 15546702080.

The previous prime is 32451620197. The next prime is 32451620269. The reversal of 32451620252 is 25202615423.

It is a congruent number.

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, 1052573 + ... + 1082964.

It is an arithmetic number, because the mean of its divisors is an integer number (2466546390).

Almost surely, 2^32451620252 is an apocalyptic number.

It is an amenable number.

32451620252 is a deficient number, since it is larger than the sum of its proper divisors (26745493108).

32451620252 is a wasteful number, since it uses less digits than its factorization.

32451620252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135701 (or 2135699 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 32.

The spelling of 32451620252 in words is "thirty-two billion, four hundred fifty-one million, six hundred twenty thousand, two hundred fifty-two".