4478870456 has 32 divisors (see below), whose sum is σ = 9359874000. Its totient is φ = 1996770816.

The previous prime is 4478870447. The next prime is 4478870467. The reversal of 4478870456 is 6540788744.

It is a junction number, because it is equal to n+sod(n) for n = 4478870398 and 4478870407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 864071 + ... + 869238.

Almost surely, 2^4478870456 is an apocalyptic number.

It is an amenable number.

4478870456 is an abundant number, since it is smaller than the sum of its proper divisors (4881003544).

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

4478870456 is a wasteful number, since it uses less digits than its factorization.

4478870456 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1733351 (or 1733347 counting only the distinct ones).

The product of its (nonzero) digits is 6021120, while the sum is 53.

The square root of 4478870456 is about 66924.3636951447. The cubic root of 4478870456 is about 1648.3755614599.

The spelling of 4478870456 in words is "four billion, four hundred seventy-eight million, eight hundred seventy thousand, four hundred fifty-six".