117839211974 has 16 divisors (see below), whose sum is σ = 196466063760. Its totient is φ = 52552649760.

The previous prime is 117839211947. The next prime is 117839211983. The reversal of 117839211974 is 479112938711.

117839211974 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (53).

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, 50530229 + ... + 50532560.

It is an arithmetic number, because the mean of its divisors is an integer number (12279128985).

Almost surely, 2^117839211974 is an apocalyptic number.

117839211974 is a deficient number, since it is larger than the sum of its proper divisors (78626851786).

117839211974 is a wasteful number, since it uses less digits than its factorization.

117839211974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101062855.

The product of its digits is 762048, while the sum is 53.

The spelling of 117839211974 in words is "one hundred seventeen billion, eight hundred thirty-nine million, two hundred eleven thousand, nine hundred seventy-four".