3888743220912 has 80 divisors (see below), whose sum is σ = 11226482709120. Its totient is φ = 1149665395200.

The previous prime is 3888743220883. The next prime is 3888743221001. The reversal of 3888743220912 is 2190223478883.

It is a super-2 number, since 2×3888743220912² (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 15 ways as a sum of consecutive naturals, for example, 89795962 + ... + 89839257.

It is an arithmetic number, because the mean of its divisors is an integer number (140331033864).

Almost surely, 2^{3888743220912} is an apocalyptic number.

It is an amenable number.

3888743220912 is an abundant number, since it is smaller than the sum of its proper divisors (7337739488208).

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

3888743220912 is a wasteful number, since it uses less digits than its factorization.

3888743220912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179635282 (or 179635276 counting only the distinct ones).

The product of its (nonzero) digits is 9289728, while the sum is 57.

The spelling of 3888743220912 in words is "three trillion, eight hundred eighty-eight billion, seven hundred forty-three million, two hundred twenty thousand, nine hundred twelve".