6426564320 has 96 divisors (see below), whose sum is σ = 17283248640. Its totient is φ = 2235312640.

The previous prime is 6426564301. The next prime is 6426564341. The reversal of 6426564320 is 234656246.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38900 + ... + 119859.

It is an arithmetic number, because the mean of its divisors is an integer number (180033840).

Almost surely, 2^6426564320 is an apocalyptic number.

It is an amenable number.

6426564320 is an abundant number, since it is smaller than the sum of its proper divisors (10856684320).

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

6426564320 is a wasteful number, since it uses less digits than its factorization.

6426564320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158808 (or 158800 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 38.

The square root of 6426564320 is about 80165.8550755869. The cubic root of 6426564320 is about 1859.2007511479.

The spelling of 6426564320 in words is "six billion, four hundred twenty-six million, five hundred sixty-four thousand, three hundred twenty".