651332625 has 32 divisors (see below), whose sum is σ = 1088465664. Its totient is φ = 345888000.

The previous prime is 651332603. The next prime is 651332687. The reversal of 651332625 is 526233156.

It is not a de Polignac number, because 651332625 - 2¹¹ = 651330577 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 86772 + ... + 93978.

It is an arithmetic number, because the mean of its divisors is an integer number (34014552).

Almost surely, 2^651332625 is an apocalyptic number.

It is an amenable number.

651332625 is a deficient number, since it is larger than the sum of its proper divisors (437133039).

651332625 is a wasteful number, since it uses less digits than its factorization.

651332625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7466 (or 7456 counting only the distinct ones).

The product of its digits is 32400, while the sum is 33.

The square root of 651332625 is about 25521.2191127305. The cubic root of 651332625 is about 866.8306868231.

The spelling of 651332625 in words is "six hundred fifty-one million, three hundred thirty-two thousand, six hundred twenty-five".