6476427264 has 52 divisors (see below), whose sum is σ = 17268397256. Its totient is φ = 2158804992.

The previous prime is 6476427259. The next prime is 6476427271. The reversal of 6476427264 is 4627246746.

It is a happy number.

It is a super-2 number, since 2×6476427264² = 83888220211765051392, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

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, 251239 + ... + 275814.

Almost surely, 2^6476427264 is an apocalyptic number.

6476427264 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

6476427264 is an abundant number, since it is smaller than the sum of its proper divisors (10791969992).

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

6476427264 is an equidigital number, since it uses as much as digits as its factorization.

6476427264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527080 (or 527058 counting only the distinct ones).

The product of its digits is 2709504, while the sum is 48.

The square root of 6476427264 is about 80476.2527954676. The cubic root of 6476427264 is about 1863.9968072053.

The spelling of 6476427264 in words is "six billion, four hundred seventy-six million, four hundred twenty-seven thousand, two hundred sixty-four".