117452456081 has 16 divisors (see below), whose sum is σ = 122661532224. Its totient is φ = 112363427904.

The previous prime is 117452456071. The next prime is 117452456113. The reversal of 117452456081 is 180654254711.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-117452456081 is a prime.

It is a super-2 number, since 2×117452456081² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117452456041) 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, 1293875 + ... + 1381671.

It is an arithmetic number, because the mean of its divisors is an integer number (7666345764).

Almost surely, 2^117452456081 is an apocalyptic number.

It is an amenable number.

117452456081 is a deficient number, since it is larger than the sum of its proper divisors (5209076143).

117452456081 is an equidigital number, since it uses as much as digits as its factorization.

117452456081 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88480.

The product of its (nonzero) digits is 268800, while the sum is 44.

The spelling of 117452456081 in words is "one hundred seventeen billion, four hundred fifty-two million, four hundred fifty-six thousand, eighty-one".