112565372639 has 4 divisors (see below), whose sum is σ = 112674343056. Its totient is φ = 112456402224.

The previous prime is 112565372629. The next prime is 112565372713. The reversal of 112565372639 is 936273565211.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 936273565211 = 89 ⋅10519927699.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112565372639 is a prime.

It is a super-3 number, since 3×112565372639³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112565372629) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54483659 + ... + 54485724.

It is an arithmetic number, because the mean of its divisors is an integer number (28168585764).

Almost surely, 2^112565372639 is an apocalyptic number.

112565372639 is a deficient number, since it is larger than the sum of its proper divisors (108970417).

112565372639 is a wasteful number, since it uses less digits than its factorization.

112565372639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108970416.

The product of its digits is 2041200, while the sum is 50.

The spelling of 112565372639 in words is "one hundred twelve billion, five hundred sixty-five million, three hundred seventy-two thousand, six hundred thirty-nine".