28470060056 has 32 divisors (see below), whose sum is σ = 54392143680. Its totient is φ = 13966656000.

The previous prime is 28470060049. The next prime is 28470060127. The reversal of 28470060056 is 65006007482.

It is a happy number.

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, 122945 + ... + 268431.

It is an arithmetic number, because the mean of its divisors is an integer number (1699754490).

Almost surely, 2^28470060056 is an apocalyptic number.

It is an amenable number.

28470060056 is a deficient number, since it is larger than the sum of its proper divisors (25922083624).

28470060056 is a wasteful number, since it uses less digits than its factorization.

28470060056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145955 (or 145951 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 38.

The spelling of 28470060056 in words is "twenty-eight billion, four hundred seventy million, sixty thousand, fifty-six".