6135451656 has 48 divisors (see below), whose sum is σ = 15391113840. Its totient is φ = 2038176000.

The previous prime is 6135451649. The next prime is 6135451669. The reversal of 6135451656 is 6561545316.

It is a super-2 number, since 2×6135451656² = 75287534046226284672, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2724531 + ... + 2726781.

It is an arithmetic number, because the mean of its divisors is an integer number (320648205).

Almost surely, 2^6135451656 is an apocalyptic number.

It is an amenable number.

6135451656 is an abundant number, since it is smaller than the sum of its proper divisors (9255662184).

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

6135451656 is a wasteful number, since it uses less digits than its factorization.

6135451656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2934 (or 2593 counting only the distinct ones).

The product of its digits is 324000, while the sum is 42.

The square root of 6135451656 is about 78329.1239322897. The cubic root of 6135451656 is about 1830.6929657858.

The spelling of 6135451656 in words is "six billion, one hundred thirty-five million, four hundred fifty-one thousand, six hundred fifty-six".