117510391052544 has 144 divisors (see below), whose sum is σ = 357434335923840. Its totient is φ = 33573749637120.

The previous prime is 117510391052543. The next prime is 117510391052569. The reversal of 117510391052544 is 445250193015711.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 117510391052493 and 117510391052502.

It is not an unprimeable number, because it can be changed into a prime (117510391052543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325115764 + ... + 325477004.

It is an arithmetic number, because the mean of its divisors is an integer number (2482182888360).

Almost surely, 2^{117510391052544} is an apocalyptic number.

117510391052544 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

117510391052544 is an abundant number, since it is smaller than the sum of its proper divisors (239923944871296).

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

117510391052544 is an equidigital number, since it uses as much as digits as its factorization.

117510391052544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 421776 (or 421762 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 48.

The spelling of 117510391052544 in words is "one hundred seventeen trillion, five hundred ten billion, three hundred ninety-one million, fifty-two thousand, five hundred forty-four".