4526139564 has 18 divisors (see below), whose sum is σ = 11441075100. Its totient is φ = 1508713176.

The previous prime is 4526139491. The next prime is 4526139577. The reversal of 4526139564 is 4659316254.

4526139564 is a `hidden beast` number, since 4 + 52 + 6 + 1 + 39 + 564 = 666.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×4526139564² = 40971878705612220192, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62863014 + ... + 62863085.

Almost surely, 2^4526139564 is an apocalyptic number.

It is an amenable number.

4526139564 is an abundant number, since it is smaller than the sum of its proper divisors (6914935536).

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

4526139564 is a wasteful number, since it uses less digits than its factorization.

4526139564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125726109 (or 125726104 counting only the distinct ones).

The product of its digits is 777600, while the sum is 45.

The square root of 4526139564 is about 67276.5900146552. The cubic root of 4526139564 is about 1654.1541561184.

The spelling of 4526139564 in words is "four billion, five hundred twenty-six million, one hundred thirty-nine thousand, five hundred sixty-four".