6476540764 has 24 divisors (see below), whose sum is σ = 11566866528. Its totient is φ = 3172303680.

The previous prime is 6476540737. The next prime is 6476540789. The reversal of 6476540764 is 4670456746.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28039 + ... + 117214.

It is an arithmetic number, because the mean of its divisors is an integer number (481952772).

Almost surely, 2^6476540764 is an apocalyptic number.

It is an amenable number.

6476540764 is a deficient number, since it is larger than the sum of its proper divisors (5090325764).

6476540764 is a wasteful number, since it uses less digits than its factorization.

6476540764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145485 (or 145483 counting only the distinct ones).

The product of its (nonzero) digits is 3386880, while the sum is 49.

The square root of 6476540764 is about 80476.9579693467. The cubic root of 6476540764 is about 1864.0076960485.

The spelling of 6476540764 in words is "six billion, four hundred seventy-six million, five hundred forty thousand, seven hundred sixty-four".