112647644451 has 6 divisors (see below), whose sum is σ = 162713264220. Its totient is φ = 75098429628.

The previous prime is 112647644437. The next prime is 112647644491. The reversal of 112647644451 is 154446746211.

112647644451 is a `hidden beast` number, since 1 + 126 + 4 + 76 + 4 + 4 + 451 = 666.

It is not a de Polignac number, because 112647644451 - 2²² = 112643450147 is a prime.

It is a super-2 number, since 2×112647644451² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112647644397 and 112647644406.

It is not an unprimeable number, because it can be changed into a prime (112647644491) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6258202461 + ... + 6258202478.

It is an arithmetic number, because the mean of its divisors is an integer number (27118877370).

Almost surely, 2^112647644451 is an apocalyptic number.

112647644451 is a deficient number, since it is larger than the sum of its proper divisors (50065619769).

112647644451 is a wasteful number, since it uses less digits than its factorization.

112647644451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12516404945 (or 12516404942 counting only the distinct ones).

The product of its digits is 645120, while the sum is 45.

The spelling of 112647644451 in words is "one hundred twelve billion, six hundred forty-seven million, six hundred forty-four thousand, four hundred fifty-one".