3855055518372 has 24 divisors (see below), whose sum is σ = 9055499544000. Its totient is φ = 1276394220256.

The previous prime is 3855055518367. The next prime is 3855055518421. The reversal of 3855055518372 is 2738155505583.

3855055518372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3855055518372² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1078033872 + ... + 1078037447.

It is an arithmetic number, because the mean of its divisors is an integer number (377312481000).

Almost surely, 2^{3855055518372} is an apocalyptic number.

It is an amenable number.

3855055518372 is an abundant number, since it is smaller than the sum of its proper divisors (5200444025628).

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

3855055518372 is a wasteful number, since it uses less digits than its factorization.

3855055518372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2156071475 (or 2156071473 counting only the distinct ones).

The product of its (nonzero) digits is 25200000, while the sum is 57.

The spelling of 3855055518372 in words is "three trillion, eight hundred fifty-five billion, fifty-five million, five hundred eighteen thousand, three hundred seventy-two".