6495274764 has 48 divisors (see below), whose sum is σ = 18370477440. Its totient is φ = 1968264720.

The previous prime is 6495274763. The next prime is 6495274769. The reversal of 6495274764 is 4674725946.

6495274764 is a `hidden beast` number, since 6 + 49 + 527 + 4 + 76 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 6495274764.

It is not an unprimeable number, because it can be changed into a prime (6495274763) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2732514 + ... + 2734889.

It is an arithmetic number, because the mean of its divisors is an integer number (382718280).

Almost surely, 2^6495274764 is an apocalyptic number.

It is an amenable number.

6495274764 is an abundant number, since it is smaller than the sum of its proper divisors (11875202676).

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

6495274764 is a wasteful number, since it uses less digits than its factorization.

6495274764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5467427 (or 5467419 counting only the distinct ones).

The product of its digits is 10160640, while the sum is 54.

The square root of 6495274764 is about 80593.2674855661. The cubic root of 6495274764 is about 1865.8032381110.

The spelling of 6495274764 in words is "six billion, four hundred ninety-five million, two hundred seventy-four thousand, seven hundred sixty-four".