385178040264 has 32 divisors (see below), whose sum is σ = 964505826720. Its totient is φ = 128184583296.

The previous prime is 385178040253. The next prime is 385178040329. The reversal of 385178040264 is 462040871583.

It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors.

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, 12990934 + ... + 13020549.

It is an arithmetic number, because the mean of its divisors is an integer number (30140807085).

Almost surely, 2^385178040264 is an apocalyptic number.

It is an amenable number.

385178040264 is an abundant number, since it is smaller than the sum of its proper divisors (579327786456).

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

385178040264 is a wasteful number, since it uses less digits than its factorization.

385178040264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26012109 (or 26012105 counting only the distinct ones).

The product of its (nonzero) digits is 1290240, while the sum is 48.

The spelling of 385178040264 in words is "three hundred eighty-five billion, one hundred seventy-eight million, forty thousand, two hundred sixty-four".