117682007540 has 24 divisors (see below), whose sum is σ = 255654017640. Its totient is φ = 45449602688.

The previous prime is 117682007537. The next prime is 117682007551. The reversal of 117682007540 is 45700286711.

It can be written as a sum of positive squares in 4 ways, for example, as 10907295844 + 106774711696 = 104438^2 + 326764^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 101449427 + ... + 101450586.

It is an arithmetic number, because the mean of its divisors is an integer number (10652250735).

Almost surely, 2^117682007540 is an apocalyptic number.

117682007540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117682007540 is an abundant number, since it is smaller than the sum of its proper divisors (137972010100).

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

117682007540 is a wasteful number, since it uses less digits than its factorization.

117682007540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202900051 (or 202900049 counting only the distinct ones).

The product of its (nonzero) digits is 94080, while the sum is 41.

The spelling of 117682007540 in words is "one hundred seventeen billion, six hundred eighty-two million, seven thousand, five hundred forty".