8464808856 has 32 divisors (see below), whose sum is σ = 24185168640. Its totient is φ = 2418516768.

The previous prime is 8464808797. The next prime is 8464808857. The reversal of 8464808856 is 6588084648.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 8464808796 and 8464808805.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8464808857) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25192716 + ... + 25193051.

It is an arithmetic number, because the mean of its divisors is an integer number (755786520).

Almost surely, 2^8464808856 is an apocalyptic number.

It is an amenable number.

8464808856 is an abundant number, since it is smaller than the sum of its proper divisors (15720359784).

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

8464808856 is a wasteful number, since it uses less digits than its factorization.

8464808856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50385783 (or 50385779 counting only the distinct ones).

The product of its (nonzero) digits is 11796480, while the sum is 57.

The square root of 8464808856 is about 92004.3958515027. The cubic root of 8464808856 is about 2038.0072216118.

The spelling of 8464808856 in words is "eight billion, four hundred sixty-four million, eight hundred eight thousand, eight hundred fifty-six".