117020011640 has 32 divisors (see below), whose sum is σ = 300908602080. Its totient is φ = 40121146752.

The previous prime is 117020011637. The next prime is 117020011643. The reversal of 117020011640 is 46110020711.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (117020011637) and next prime (117020011643).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117020011643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 208964027 + ... + 208964586.

It is an arithmetic number, because the mean of its divisors is an integer number (9403393815).

Almost surely, 2^117020011640 is an apocalyptic number.

117020011640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117020011640 is an abundant number, since it is smaller than the sum of its proper divisors (183888590440).

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

117020011640 is a wasteful number, since it uses less digits than its factorization.

117020011640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417928631 (or 417928627 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 23.

The spelling of 117020011640 in words is "one hundred seventeen billion, twenty million, eleven thousand, six hundred forty".