6320662164 has 36 divisors (see below), whose sum is σ = 16156756980. Its totient is φ = 2083213440.

The previous prime is 6320662109. The next prime is 6320662207. The reversal of 6320662164 is 4612660236.

6320662164 is a `hidden beast` number, since 6 + 3 + 20 + 6 + 621 + 6 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1173747600 + 5146914564 = 34260^2 + 71742^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 983167 + ... + 989574.

It is an arithmetic number, because the mean of its divisors is an integer number (448798805).

Almost surely, 2^6320662164 is an apocalyptic number.

It is an amenable number.

6320662164 is an abundant number, since it is smaller than the sum of its proper divisors (9836094816).

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

6320662164 is a wasteful number, since it uses less digits than its factorization.

6320662164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1972840 (or 1972835 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 36.

The square root of 6320662164 is about 79502.5921841546. The cubic root of 6320662164 is about 1848.9316611384.

The spelling of 6320662164 in words is "six billion, three hundred twenty million, six hundred sixty-two thousand, one hundred sixty-four".