117872705533 has 16 divisors (see below), whose sum is σ = 135390427200. Its totient is φ = 101491505280.

The previous prime is 117872705491. The next prime is 117872705539. The reversal of 117872705533 is 335507278711.

It is a de Polignac number, because none of the positive numbers 2^k-117872705533 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 (117872705539) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 782023 + ... + 920491.

It is an arithmetic number, because the mean of its divisors is an integer number (8461901700).

Almost surely, 2^117872705533 is an apocalyptic number.

It is an amenable number.

117872705533 is a deficient number, since it is larger than the sum of its proper divisors (17517721667).

117872705533 is a wasteful number, since it uses less digits than its factorization.

117872705533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142572.

The product of its (nonzero) digits is 1234800, while the sum is 49.

The spelling of 117872705533 in words is "one hundred seventeen billion, eight hundred seventy-two million, seven hundred five thousand, five hundred thirty-three".