6476840164 has 12 divisors (see below), whose sum is σ = 11725314300. Its totient is φ = 3126750368.

The previous prime is 6476840159. The next prime is 6476840179. The reversal of 6476840164 is 4610486746.

It can be written as a sum of positive squares in 2 ways, for example, as 1447193764 + 5029646400 = 38042^2 + 70920^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27917299 + ... + 27917530.

It is an arithmetic number, because the mean of its divisors is an integer number (977109525).

Almost surely, 2^6476840164 is an apocalyptic number.

It is an amenable number.

6476840164 is a deficient number, since it is larger than the sum of its proper divisors (5248474136).

6476840164 is a wasteful number, since it uses less digits than its factorization.

6476840164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55834862 (or 55834860 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 46.

The square root of 6476840164 is about 80478.8181076238. The cubic root of 6476840164 is about 1864.0364189591.

The spelling of 6476840164 in words is "six billion, four hundred seventy-six million, eight hundred forty thousand, one hundred sixty-four".