6456404952 has 24 divisors (see below), whose sum is σ = 17486096940. Its totient is φ = 2152134960.

The previous prime is 6456404923. The next prime is 6456404963. The reversal of 6456404952 is 2594046546.

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

It is a junction number, because it is equal to n+sod(n) for n = 6456404898 and 6456404907.

It is a congruent number.

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, 44836074 + ... + 44836217.

Almost surely, 2^6456404952 is an apocalyptic number.

It is an amenable number.

6456404952 is an abundant number, since it is smaller than the sum of its proper divisors (11029691988).

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

6456404952 is a wasteful number, since it uses less digits than its factorization.

6456404952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89672303 (or 89672296 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 45.

The square root of 6456404952 is about 80351.7576161219. The cubic root of 6456404952 is about 1862.0739336320.

The spelling of 6456404952 in words is "six billion, four hundred fifty-six million, four hundred four thousand, nine hundred fifty-two".