8408522664 has 24 divisors (see below), whose sum is σ = 22773082410. Its totient is φ = 2802840864.

The previous prime is 8408522641. The next prime is 8408522669. The reversal of 8408522664 is 4662258048.

It can be written as a sum of positive squares in only one way, i.e., 8364565764 + 43956900 = 91458^2 + 6630^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (8408522669) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 58392447 + ... + 58392590.

Almost surely, 2^8408522664 is an apocalyptic number.

It is an amenable number.

8408522664 is an abundant number, since it is smaller than the sum of its proper divisors (14364559746).

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

8408522664 is a wasteful number, since it uses less digits than its factorization.

8408522664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116785049 (or 116785042 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 45.

The square root of 8408522664 is about 91697.9970555519. The cubic root of 8408522664 is about 2033.4799736818.

The spelling of 8408522664 in words is "eight billion, four hundred eight million, five hundred twenty-two thousand, six hundred sixty-four".