398115150264 has 96 divisors (see below), whose sum is σ = 1185875046720. Its totient is φ = 119890637568.

The previous prime is 398115150229. The next prime is 398115150269. The reversal of 398115150264 is 462051511893.

It is a happy number.

398115150264 is a `hidden beast` number, since 3 + 9 + 81 + 1 + 5 + 1 + 502 + 64 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (398115150269) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4480867 + ... + 4568850.

It is an arithmetic number, because the mean of its divisors is an integer number (12352865070).

Almost surely, 2^398115150264 is an apocalyptic number.

It is an amenable number.

398115150264 is an abundant number, since it is smaller than the sum of its proper divisors (787759896456).

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

398115150264 is a wasteful number, since it uses less digits than its factorization.

398115150264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9049789 (or 9049782 counting only the distinct ones).

The product of its (nonzero) digits is 259200, while the sum is 45.

The spelling of 398115150264 in words is "three hundred ninety-eight billion, one hundred fifteen million, one hundred fifty thousand, two hundred sixty-four".