375563664 has 120 divisors (see below), whose sum is σ = 1207194560. Its totient is φ = 106769664.

The previous prime is 375563651. The next prime is 375563689. The reversal of 375563664 is 466365573.

375563664 is a `hidden beast` number, since 3 + 7 + 5 + 5 + 636 + 6 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 230019 + ... + 231645.

Almost surely, 2^375563664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 375563664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (603597280).

375563664 is an abundant number, since it is smaller than the sum of its proper divisors (831630896).

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

375563664 is a wasteful number, since it uses less digits than its factorization.

375563664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1877 (or 1868 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 45.

The square root of 375563664 is about 19379.4650080956. The cubic root of 375563664 is about 721.4859127930.

The spelling of 375563664 in words is "three hundred seventy-five million, five hundred sixty-three thousand, six hundred sixty-four".