117054771655 has 16 divisors (see below), whose sum is σ = 141761363904. Its totient is φ = 92780674560.

The previous prime is 117054771571. The next prime is 117054771689. The reversal of 117054771655 is 556177450711.

It is not a de Polignac number, because 117054771655 - 2²⁹ = 116517900743 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 117054771599 and 117054771608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1543270 + ... + 1617340.

It is an arithmetic number, because the mean of its divisors is an integer number (8860085244).

Almost surely, 2^117054771655 is an apocalyptic number.

117054771655 is a deficient number, since it is larger than the sum of its proper divisors (24706592249).

117054771655 is a wasteful number, since it uses less digits than its factorization.

117054771655 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76986.

The product of its (nonzero) digits is 1029000, while the sum is 49.

The spelling of 117054771655 in words is "one hundred seventeen billion, fifty-four million, seven hundred seventy-one thousand, six hundred fifty-five".