8472905556 has 48 divisors (see below), whose sum is σ = 19845331968. Its totient is φ = 2813580000.

The previous prime is 8472905533. The next prime is 8472905563. The reversal of 8472905556 is 6555092748.

It is a junction number, because it is equal to n+sod(n) for n = 8472905499 and 8472905508.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5838631 + ... + 5840081.

It is an arithmetic number, because the mean of its divisors is an integer number (413444416).

Almost surely, 2^8472905556 is an apocalyptic number.

It is an amenable number.

8472905556 is an abundant number, since it is smaller than the sum of its proper divisors (11372426412).

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

8472905556 is a wasteful number, since it uses less digits than its factorization.

8472905556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2972 (or 2970 counting only the distinct ones).

The product of its (nonzero) digits is 3024000, while the sum is 51.

The square root of 8472905556 is about 92048.3870363843. The cubic root of 8472905556 is about 2038.6568080334.

The spelling of 8472905556 in words is "eight billion, four hundred seventy-two million, nine hundred five thousand, five hundred fifty-six".