117901922854 has 8 divisors (see below), whose sum is σ = 182557816128. Its totient is φ = 57049317480.

The previous prime is 117901922851. The next prime is 117901922891. The reversal of 117901922854 is 458229109711.

117901922854 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 117901922798 and 117901922807.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117901922851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 950821897 + ... + 950822020.

It is an arithmetic number, because the mean of its divisors is an integer number (22819727016).

Almost surely, 2^117901922854 is an apocalyptic number.

117901922854 is a deficient number, since it is larger than the sum of its proper divisors (64655893274).

117901922854 is a wasteful number, since it uses less digits than its factorization.

117901922854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1901643950.

The product of its (nonzero) digits is 362880, while the sum is 49.

The spelling of 117901922854 in words is "one hundred seventeen billion, nine hundred one million, nine hundred twenty-two thousand, eight hundred fifty-four".