3625377664 has 32 divisors (see below), whose sum is σ = 7225180200. Its totient is φ = 1811999232.

The previous prime is 3625377659. The next prime is 3625377671. The reversal of 3625377664 is 4667735263.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 578902 + ... + 585130.

Almost surely, 2^3625377664 is an apocalyptic number.

It is an amenable number.

3625377664 is a deficient number, since it is larger than the sum of its proper divisors (3599802536).

3625377664 is an equidigital number, since it uses as much as digits as its factorization.

3625377664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10790 (or 10778 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 49.

The square root of 3625377664 is about 60211.1091410879. The cubic root of 3625377664 is about 1536.2117582760.

The spelling of 3625377664 in words is "three billion, six hundred twenty-five million, three hundred seventy-seven thousand, six hundred sixty-four".