6515673227 has 6 divisors (see below), whose sum is σ = 7579456668. Its totient is φ = 5584862724.

The previous prime is 6515673193. The next prime is 6515673251. The reversal of 6515673227 is 7223765156.

It is not a de Polignac number, because 6515673227 - 2¹⁶ = 6515607691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6515673277) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 66486413 + ... + 66486510.

It is an arithmetic number, because the mean of its divisors is an integer number (1263242778).

Almost surely, 2^6515673227 is an apocalyptic number.

6515673227 is a deficient number, since it is larger than the sum of its proper divisors (1063783441).

6515673227 is a wasteful number, since it uses less digits than its factorization.

6515673227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132972937 (or 132972930 counting only the distinct ones).

The product of its digits is 529200, while the sum is 44.

The square root of 6515673227 is about 80719.7201865814. The cubic root of 6515673227 is about 1867.7543870612.

The spelling of 6515673227 in words is "six billion, five hundred fifteen million, six hundred seventy-three thousand, two hundred twenty-seven".