117371887446 has 16 divisors (see below), whose sum is σ = 256084118208. Its totient is φ = 35567238600.

The previous prime is 117371887433. The next prime is 117371887453. The reversal of 117371887446 is 644788173711.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 889180900 + ... + 889181031.

It is an arithmetic number, because the mean of its divisors is an integer number (16005257388).

Almost surely, 2^117371887446 is an apocalyptic number.

117371887446 is an abundant number, since it is smaller than the sum of its proper divisors (138712230762).

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

117371887446 is a wasteful number, since it uses less digits than its factorization.

117371887446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1778361947.

The product of its digits is 6322176, while the sum is 57.

The spelling of 117371887446 in words is "one hundred seventeen billion, three hundred seventy-one million, eight hundred eighty-seven thousand, four hundred forty-six".