3625620512 has 24 divisors (see below), whose sum is σ = 7179211116. Its totient is φ = 1802328832.

The previous prime is 3625620487. The next prime is 3625620541. The reversal of 3625620512 is 2150265263.

It can be written as a sum of positive squares in 2 ways, for example, as 3623558416 + 2062096 = 60196^2 + 1436^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 321923 + ... + 332994.

Almost surely, 2^3625620512 is an apocalyptic number.

3625620512 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

3625620512 is a deficient number, since it is larger than the sum of its proper divisors (3553590604).

3625620512 is a wasteful number, since it uses less digits than its factorization.

3625620512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655100 (or 655092 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 3625620512 is about 60213.1257451397. The cubic root of 3625620512 is about 1536.2460588517.

Adding to 3625620512 its reverse (2150265263), we get a palindrome (5775885775).

The spelling of 3625620512 in words is "three billion, six hundred twenty-five million, six hundred twenty thousand, five hundred twelve".