117802943577 has 24 divisors (see below), whose sum is σ = 189945838368. Its totient is φ = 69735355200.

The previous prime is 117802943551. The next prime is 117802943593. The reversal of 117802943577 is 775349208711.

117802943577 is a `hidden beast` number, since 1 + 1 + 7 + 8 + 0 + 29 + 43 + 577 = 666.

It is not a de Polignac number, because 117802943577 - 2⁶ = 117802943513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117802943677) 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 23 ways as a sum of consecutive naturals, for example, 13832124 + ... + 13840637.

It is an arithmetic number, because the mean of its divisors is an integer number (7914409932).

Almost surely, 2^117802943577 is an apocalyptic number.

It is an amenable number.

117802943577 is a deficient number, since it is larger than the sum of its proper divisors (72142894791).

117802943577 is a wasteful number, since it uses less digits than its factorization.

117802943577 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27672821 (or 27672818 counting only the distinct ones).

The product of its (nonzero) digits is 2963520, while the sum is 54.

The spelling of 117802943577 in words is "one hundred seventeen billion, eight hundred two million, nine hundred forty-three thousand, five hundred seventy-seven".