117325256990 has 32 divisors (see below), whose sum is σ = 220399755840. Its totient is φ = 44883080704.

The previous prime is 117325256989. The next prime is 117325256999. The reversal of 117325256990 is 99652523711.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117325256999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1711862 + ... + 1779078.

It is an arithmetic number, because the mean of its divisors is an integer number (6887492370).

Almost surely, 2^117325256990 is an apocalyptic number.

117325256990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

117325256990 is a deficient number, since it is larger than the sum of its proper divisors (103074498850).

117325256990 is a wasteful number, since it uses less digits than its factorization.

117325256990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74836.

The product of its (nonzero) digits is 1020600, while the sum is 50.

The spelling of 117325256990 in words is "one hundred seventeen billion, three hundred twenty-five million, two hundred fifty-six thousand, nine hundred ninety".