112407201657 has 8 divisors (see below), whose sum is σ = 166529187680. Its totient is φ = 74938134420.

The previous prime is 112407201637. The next prime is 112407201701. The reversal of 112407201657 is 756102704211.

It is not a de Polignac number, because 112407201657 - 2²³ = 112398813049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112407201637) 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, 2081614819 + ... + 2081614872.

It is an arithmetic number, because the mean of its divisors is an integer number (20816148460).

Almost surely, 2^112407201657 is an apocalyptic number.

It is an amenable number.

112407201657 is a deficient number, since it is larger than the sum of its proper divisors (54121986023).

112407201657 is an equidigital number, since it uses as much as digits as its factorization.

112407201657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4163229700 (or 4163229694 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 36.

Adding to 112407201657 its reverse (756102704211), we get a palindrome (868509905868).

The spelling of 112407201657 in words is "one hundred twelve billion, four hundred seven million, two hundred one thousand, six hundred fifty-seven".