117936246897 has 48 divisors (see below), whose sum is σ = 197815720960. Its totient is φ = 66311869536.

The previous prime is 117936246881. The next prime is 117936246919. The reversal of 117936246897 is 798642639711.

117936246897 is a `hidden beast` number, since 11 + 79 + 3 + 6 + 2 + 468 + 97 = 666.

It is not a de Polignac number, because 117936246897 - 2⁴ = 117936246881 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (117936246817) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3863898 + ... + 3894300.

Almost surely, 2^117936246897 is an apocalyptic number.

It is an amenable number.

117936246897 is a deficient number, since it is larger than the sum of its proper divisors (79879474063).

117936246897 is a wasteful number, since it uses less digits than its factorization.

117936246897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31402 (or 31399 counting only the distinct ones).

The product of its digits is 27433728, while the sum is 63.

The spelling of 117936246897 in words is "one hundred seventeen billion, nine hundred thirty-six million, two hundred forty-six thousand, eight hundred ninety-seven".