117432774805 has 4 divisors (see below), whose sum is σ = 140919329772. Its totient is φ = 93946219840.

The previous prime is 117432774803. The next prime is 117432774817. The reversal of 117432774805 is 508477234711.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 508477234711 = 23 ⋅22107705857.

It can be written as a sum of positive squares in 2 ways, for example, as 24040192401 + 93392582404 = 155049^2 + 305602^2 .

It is not a de Polignac number, because 117432774805 - 2¹ = 117432774803 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (117432774803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11743277476 + ... + 11743277485.

It is an arithmetic number, because the mean of its divisors is an integer number (35229832443).

Almost surely, 2^117432774805 is an apocalyptic number.

It is an amenable number.

117432774805 is a deficient number, since it is larger than the sum of its proper divisors (23486554967).

117432774805 is an equidigital number, since it uses as much as digits as its factorization.

117432774805 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23486554966.

The product of its (nonzero) digits is 1317120, while the sum is 49.

The spelling of 117432774805 in words is "one hundred seventeen billion, four hundred thirty-two million, seven hundred seventy-four thousand, eight hundred five".