117478656560 has 40 divisors (see below), whose sum is σ = 275643749040. Its totient is φ = 46560344832.

The previous prime is 117478656521. The next prime is 117478656641. The reversal of 117478656560 is 65656874711.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 117478656496 and 117478656505.

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, 6727442 + ... + 6744881.

It is an arithmetic number, because the mean of its divisors is an integer number (6891093726).

Almost surely, 2^117478656560 is an apocalyptic number.

117478656560 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117478656560 is an abundant number, since it is smaller than the sum of its proper divisors (158165092480).

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

117478656560 is a wasteful number, since it uses less digits than its factorization.

117478656560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13472445 (or 13472439 counting only the distinct ones).

The product of its (nonzero) digits is 8467200, while the sum is 56.

The spelling of 117478656560 in words is "one hundred seventeen billion, four hundred seventy-eight million, six hundred fifty-six thousand, five hundred sixty".