3625222431610 has 128 divisors (see below), whose sum is σ = 7567955841600. Its totient is φ = 1238439297024.

The previous prime is 3625222431599. The next prime is 3625222431637. The reversal of 3625222431610 is 161342225263.

It can be written as a sum of positive squares in 32 ways, for example, as 1422874422649 + 2202348008961 = 1192843^2 + 1484031^2 .

It is a super-2 number, since 2×3625222431610² (a number of 26 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3625222431610.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31884382 + ... + 31997878.

Almost surely, 2^{3625222431610} is an apocalyptic number.

3625222431610 is an abundant number, since it is smaller than the sum of its proper divisors (3942733409990).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3625222431610 is a wasteful number, since it uses less digits than its factorization.

3625222431610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113780.

The product of its (nonzero) digits is 103680, while the sum is 37.

Adding to 3625222431610 its reverse (161342225263), we get a palindrome (3786564656873).

The spelling of 3625222431610 in words is "three trillion, six hundred twenty-five billion, two hundred twenty-two million, four hundred thirty-one thousand, six hundred ten".