567138864 has 40 divisors (see below), whose sum is σ = 1478088432. Its totient is φ = 187371520.

The previous prime is 567138863. The next prime is 567138919. The reversal of 567138864 is 468831765.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (567138863) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46857 + ... + 57704.

Almost surely, 2^567138864 is an apocalyptic number.

It is an amenable number.

567138864 is an abundant number, since it is smaller than the sum of its proper divisors (910949568).

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

567138864 is a wasteful number, since it uses less digits than its factorization.

567138864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104685 (or 104679 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The square root of 567138864 is about 23814.6774909928. The cubic root of 567138864 is about 827.7448162256.

The spelling of 567138864 in words is "five hundred sixty-seven million, one hundred thirty-eight thousand, eight hundred sixty-four".