6427654056 has 24 divisors (see below), whose sum is σ = 17408229930. Its totient is φ = 2142551328.

The previous prime is 6427654021. The next prime is 6427654063. The reversal of 6427654056 is 6504567246.

It can be written as a sum of positive squares in only one way, i.e., 5954591556 + 473062500 = 77166^2 + 21750^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×6427654056² = 82629473327226502272, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 44636415 + ... + 44636558.

Almost surely, 2^6427654056 is an apocalyptic number.

It is an amenable number.

6427654056 is an abundant number, since it is smaller than the sum of its proper divisors (10980575874).

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

6427654056 is a wasteful number, since it uses less digits than its factorization.

6427654056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89272985 (or 89272978 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 45.

The square root of 6427654056 is about 80172.6515465218. The cubic root of 6427654056 is about 1859.3058318402.

The spelling of 6427654056 in words is "six billion, four hundred twenty-seven million, six hundred fifty-four thousand, fifty-six".