117127737955 has 4 divisors (see below), whose sum is σ = 140553285552. Its totient is φ = 93702190360.

The previous prime is 117127737901. The next prime is 117127737959. The reversal of 117127737955 is 559737721711.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 117127737955 - 2²⁷ = 116993520227 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117127737896 and 117127737905.

It is not an unprimeable number, because it can be changed into a prime (117127737959) 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, 11712773791 + ... + 11712773800.

It is an arithmetic number, because the mean of its divisors is an integer number (35138321388).

Almost surely, 2^117127737955 is an apocalyptic number.

117127737955 is a deficient number, since it is larger than the sum of its proper divisors (23425547597).

117127737955 is an equidigital number, since it uses as much as digits as its factorization.

117127737955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23425547596.

The product of its digits is 3241350, while the sum is 55.

The spelling of 117127737955 in words is "one hundred seventeen billion, one hundred twenty-seven million, seven hundred thirty-seven thousand, nine hundred fifty-five".