6523601625 has 64 divisors (see below), whose sum is σ = 12186370560. Its totient is φ = 3443212800.

The previous prime is 6523601611. The next prime is 6523601627. The reversal of 6523601625 is 5261063256.

It is a happy number.

6523601625 is a `hidden beast` number, since 6 + 5 + 23 + 6 + 0 + 1 + 625 = 666.

It is not a de Polignac number, because 6523601625 - 2⁶ = 6523601561 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 6523601625.

It is not an unprimeable number, because it can be changed into a prime (6523601627) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 317412 + ... + 337338.

It is an arithmetic number, because the mean of its divisors is an integer number (190412040).

Almost surely, 2^6523601625 is an apocalyptic number.

It is an amenable number.

6523601625 is a deficient number, since it is larger than the sum of its proper divisors (5662768935).

6523601625 is a wasteful number, since it uses less digits than its factorization.

6523601625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20048 (or 20032 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

The square root of 6523601625 is about 80768.8159192643. The cubic root of 6523601625 is about 1868.5116532891.

The spelling of 6523601625 in words is "six billion, five hundred twenty-three million, six hundred one thousand, six hundred twenty-five".