6427515272 has 16 divisors (see below), whose sum is σ = 12077404560. Its totient is φ = 3206874064.

The previous prime is 6427515271. The next prime is 6427515307. The reversal of 6427515272 is 2725157246.

It is not an unprimeable number, because it can be changed into a prime (6427515271) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 856478 + ... + 863949.

It is an arithmetic number, because the mean of its divisors is an integer number (754837785).

Almost surely, 2^6427515272 is an apocalyptic number.

It is an amenable number.

6427515272 is a deficient number, since it is larger than the sum of its proper divisors (5649889288).

6427515272 is a wasteful number, since it uses less digits than its factorization.

6427515272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1720900 (or 1720896 counting only the distinct ones).

The product of its digits is 235200, while the sum is 41.

The square root of 6427515272 is about 80171.7860097927. The cubic root of 6427515272 is about 1859.2924498839.

The spelling of 6427515272 in words is "six billion, four hundred twenty-seven million, five hundred fifteen thousand, two hundred seventy-two".