3855625875968 has 40 divisors (see below), whose sum is σ = 7717961567580. Its totient is φ = 1924249374720.

The previous prime is 3855625875943. The next prime is 3855625875971. The reversal of 3855625875968 is 8695785265583.

It can be written as a sum of positive squares in 2 ways, for example, as 3311642923264 + 543982952704 = 1819792^2 + 737552^2 .

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, 6682823 + ... + 7236806.

Almost surely, 2^{3855625875968} is an apocalyptic number.

It is an amenable number.

3855625875968 is an abundant number, since it is smaller than the sum of its proper divisors (3862335691612).

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

3855625875968 is an equidigital number, since it uses as much as digits as its factorization.

3855625875968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13920188 (or 13920172 counting only the distinct ones).

The product of its digits is 4354560000, while the sum is 77.

The spelling of 3855625875968 in words is "three trillion, eight hundred fifty-five billion, six hundred twenty-five million, eight hundred seventy-five thousand, nine hundred sixty-eight".