112172416551 has 24 divisors (see below), whose sum is σ = 176091275360. Its totient is φ = 68395876416.

The previous prime is 112172416511. The next prime is 112172416597. The reversal of 112172416551 is 155614271211.

112172416551 is a `hidden beast` number, since 1 + 1 + 21 + 72 + 4 + 16 + 551 = 666.

It is not a de Polignac number, because 112172416551 - 2⁹ = 112172416039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112172416511) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4385131 + ... + 4410636.

Almost surely, 2^112172416551 is an apocalyptic number.

112172416551 is a deficient number, since it is larger than the sum of its proper divisors (63918858809).

112172416551 is a wasteful number, since it uses less digits than its factorization.

112172416551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8795895 (or 8795892 counting only the distinct ones).

The product of its digits is 16800, while the sum is 36.

Adding to 112172416551 its reverse (155614271211), we get a palindrome (267786687762).

The spelling of 112172416551 in words is "one hundred twelve billion, one hundred seventy-two million, four hundred sixteen thousand, five hundred fifty-one".