117986940500 has 96 divisors (see below), whose sum is σ = 302733220608. Its totient is φ = 39603984000.

The previous prime is 117986940457. The next prime is 117986940523. The reversal of 117986940500 is 5049689711.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 753584 + ... + 896583.

It is an arithmetic number, because the mean of its divisors is an integer number (3153471048).

Almost surely, 2^117986940500 is an apocalyptic number.

117986940500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117986940500 is an abundant number, since it is smaller than the sum of its proper divisors (184746280108).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

117986940500 is a wasteful number, since it uses less digits than its factorization.

117986940500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1650210 (or 1650198 counting only the distinct ones).

The product of its (nonzero) digits is 544320, while the sum is 50.

The spelling of 117986940500 in words is "one hundred seventeen billion, nine hundred eighty-six million, nine hundred forty thousand, five hundred".