6516886156 has 24 divisors (see below), whose sum is σ = 12730665024. Its totient is φ = 2893331280.

The previous prime is 6516886111. The next prime is 6516886157.

6516886156 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (6516886157) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1720330 + ... + 1724113.

It is an arithmetic number, because the mean of its divisors is an integer number (530444376).

Almost surely, 2^6516886156 is an apocalyptic number.

It is an amenable number.

6516886156 is a deficient number, since it is larger than the sum of its proper divisors (6213778868).

6516886156 is a wasteful number, since it uses less digits than its factorization.

6516886156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3444501 (or 3444499 counting only the distinct ones).

The product of its digits is 2073600, while the sum is 52.

The square root of 6516886156 is about 80727.2330505636. The cubic root of 6516886156 is about 1867.8702775108.

The spelling of 6516886156 in words is "six billion, five hundred sixteen million, eight hundred eighty-six thousand, one hundred fifty-six".