112643326917 has 80 divisors (see below), whose sum is σ = 194611490304. Its totient is φ = 64280304000.

The previous prime is 112643326883. The next prime is 112643326987. The reversal of 112643326917 is 719623346211.

112643326917 is a `hidden beast` number, since 1 + 126 + 433 + 2 + 6 + 91 + 7 = 666.

It is not a de Polignac number, because 112643326917 - 2¹⁵ = 112643294149 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112643326987) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 966867 + ... + 1077087.

Almost surely, 2^112643326917 is an apocalyptic number.

It is an amenable number.

112643326917 is a deficient number, since it is larger than the sum of its proper divisors (81968163387).

112643326917 is a wasteful number, since it uses less digits than its factorization.

112643326917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110312 (or 110303 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The spelling of 112643326917 in words is "one hundred twelve billion, six hundred forty-three million, three hundred twenty-six thousand, nine hundred seventeen".