117859371671 has 8 divisors (see below), whose sum is σ = 119937680640. Its totient is φ = 115783752568.

The previous prime is 117859371653. The next prime is 117859371673. The reversal of 117859371671 is 176173958711.

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

It is a cyclic number.

It is not a de Polignac number, because 117859371671 - 2²² = 117855177367 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117859371673) 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, 583961 + ... + 759426.

It is an arithmetic number, because the mean of its divisors is an integer number (14992210080).

Almost surely, 2^117859371671 is an apocalyptic number.

117859371671 is a deficient number, since it is larger than the sum of its proper divisors (2078308969).

117859371671 is a wasteful number, since it uses less digits than its factorization.

117859371671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1344933.

The product of its digits is 2222640, while the sum is 56.

The spelling of 117859371671 in words is "one hundred seventeen billion, eight hundred fifty-nine million, three hundred seventy-one thousand, six hundred seventy-one".