117338554851 has 16 divisors (see below), whose sum is σ = 178816550400. Its totient is φ = 67044999168.

The previous prime is 117338554783. The next prime is 117338554867. The reversal of 117338554851 is 158455833711.

It is not a de Polignac number, because 117338554851 - 2²³ = 117330166243 is a prime.

It is a super-2 number, since 2×117338554851² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 117338554794 and 117338554803.

It is not an unprimeable number, because it can be changed into a prime (117338554051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30730 + ... + 485408.

It is an arithmetic number, because the mean of its divisors is an integer number (11176034400).

Almost surely, 2^117338554851 is an apocalyptic number.

117338554851 is a deficient number, since it is larger than the sum of its proper divisors (61477995549).

117338554851 is a wasteful number, since it uses less digits than its factorization.

117338554851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466978.

The product of its digits is 2016000, while the sum is 51.

The spelling of 117338554851 in words is "one hundred seventeen billion, three hundred thirty-eight million, five hundred fifty-four thousand, eight hundred fifty-one".