117171737846 has 16 divisors (see below), whose sum is σ = 176699916288. Its totient is φ = 58272225000.

The previous prime is 117171737833. The next prime is 117171737861. The reversal of 117171737846 is 648737171711.

It is a super-2 number, since 2×117171737846² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

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, 399221 + ... + 627471.

It is an arithmetic number, because the mean of its divisors is an integer number (11043744768).

Almost surely, 2^117171737846 is an apocalyptic number.

117171737846 is a deficient number, since it is larger than the sum of its proper divisors (59528178442).

117171737846 is a wasteful number, since it uses less digits than its factorization.

117171737846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229627.

The product of its digits is 1382976, while the sum is 53.

The spelling of 117171737846 in words is "one hundred seventeen billion, one hundred seventy-one million, seven hundred thirty-seven thousand, eight hundred forty-six".