117256630471 has 4 divisors (see below), whose sum is σ = 117308219472. Its totient is φ = 117205041472.

The previous prime is 117256630451. The next prime is 117256630493. The reversal of 117256630471 is 174036652711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 174036652711 = 107 ⋅1626510773.

It is a cyclic number.

It is not a de Polignac number, because 117256630471 - 2²³ = 117248241863 is a prime.

It is a super-3 number, since 3×117256630471³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117256630451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25791091 + ... + 25795636.

It is an arithmetic number, because the mean of its divisors is an integer number (29327054868).

Almost surely, 2^117256630471 is an apocalyptic number.

117256630471 is a deficient number, since it is larger than the sum of its proper divisors (51589001).

117256630471 is an equidigital number, since it uses as much as digits as its factorization.

117256630471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51589000.

The product of its (nonzero) digits is 211680, while the sum is 43.

The spelling of 117256630471 in words is "one hundred seventeen billion, two hundred fifty-six million, six hundred thirty thousand, four hundred seventy-one".