117634154977 has 8 divisors (see below), whose sum is σ = 118452960000. Its totient is φ = 116815741104.

The previous prime is 117634154969. The next prime is 117634154987. The reversal of 117634154977 is 779451436711.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 117634154977 - 2³ = 117634154969 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117634154917) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 519274 + ... + 710572.

It is an arithmetic number, because the mean of its divisors is an integer number (14806620000).

Almost surely, 2^117634154977 is an apocalyptic number.

It is an amenable number.

117634154977 is a deficient number, since it is larger than the sum of its proper divisors (818805023).

117634154977 is a wasteful number, since it uses less digits than its factorization.

117634154977 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195575.

The product of its digits is 4445280, while the sum is 55.

The spelling of 117634154977 in words is "one hundred seventeen billion, six hundred thirty-four million, one hundred fifty-four thousand, nine hundred seventy-seven".