117531720080000 has 80 divisors (see below), whose sum is σ = 292587871605810. Its totient is φ = 47012688000000.

The previous prime is 117531720079987. The next prime is 117531720080011. The reversal of 117531720080000 is 80027135711.

It is a happy number.

It can be written as a sum of positive squares in 5 ways, for example, as 2574381742144 + 114957338337856 = 1604488^2 + 10721816^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 734493251 + ... + 734653250.

Almost surely, 2^{117531720080000} is an apocalyptic number.

117531720080000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

117531720080000 is an abundant number, since it is smaller than the sum of its proper divisors (175056151525810).

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

117531720080000 is an frugal number, since it uses more digits than its factorization.

117531720080000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469146535 (or 1469146508 counting only the distinct ones).

The product of its (nonzero) digits is 11760, while the sum is 35.

The spelling of 117531720080000 in words is "one hundred seventeen trillion, five hundred thirty-one billion, seven hundred twenty million, eighty thousand".