3854429366320 has 80 divisors (see below), whose sum is σ = 9875337750432. Its totient is φ = 1390076835840.

The previous prime is 3854429366279. The next prime is 3854429366353. The reversal of 3854429366320 is 236639244583.

It is a tau number, because it is divible by the number of its divisors (80).

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, 43050421 + ... + 43139860.

Almost surely, 2^{3854429366320} is an apocalyptic number.

It is an amenable number.

3854429366320 is an abundant number, since it is smaller than the sum of its proper divisors (6020908384112).

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

3854429366320 is a wasteful number, since it uses less digits than its factorization.

3854429366320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86190350 (or 86190344 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 55.

The spelling of 3854429366320 in words is "three trillion, eight hundred fifty-four billion, four hundred twenty-nine million, three hundred sixty-six thousand, three hundred twenty".