117774551107 has 64 divisors (see below), whose sum is σ = 134359948800. Its totient is φ = 102726328320.

The previous prime is 117774551087. The next prime is 117774551129. The reversal of 117774551107 is 701155477711.

It is a cyclic number.

It is not a de Polignac number, because 117774551107 - 2¹⁵ = 117774518339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (117774551197) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 178716744 + ... + 178717402.

It is an arithmetic number, because the mean of its divisors is an integer number (2099374200).

Almost surely, 2^117774551107 is an apocalyptic number.

117774551107 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

117774551107 is a deficient number, since it is larger than the sum of its proper divisors (16585397693).

117774551107 is a wasteful number, since it uses less digits than its factorization.

117774551107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 916.

The product of its (nonzero) digits is 240100, while the sum is 46.

The spelling of 117774551107 in words is "one hundred seventeen billion, seven hundred seventy-four million, five hundred fifty-one thousand, one hundred seven".