3856907055388 has 24 divisors (see below), whose sum is σ = 6908032010880. Its totient is φ = 1883202812400.

The previous prime is 3856907055373. The next prime is 3856907055413. The reversal of 3856907055388 is 8835507096583.

It is a hoax number, since the sum of its digits (67) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 1591438 + ... + 3201013.

It is an arithmetic number, because the mean of its divisors is an integer number (287834667120).

Almost surely, 2^{3856907055388} is an apocalyptic number.

It is an amenable number.

3856907055388 is a deficient number, since it is larger than the sum of its proper divisors (3051124955492).

3856907055388 is a wasteful number, since it uses less digits than its factorization.

3856907055388 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4797177 (or 4797175 counting only the distinct ones).

The product of its (nonzero) digits is 217728000, while the sum is 67.

The spelling of 3856907055388 in words is "three trillion, eight hundred fifty-six billion, nine hundred seven million, fifty-five thousand, three hundred eighty-eight".