112540042331655 has 32 divisors (see below), whose sum is σ = 180313303110336. Its totient is φ = 59938280715264.

The previous prime is 112540042331621. The next prime is 112540042331659. The reversal of 112540042331655 is 556133240045211.

It is not a de Polignac number, because 112540042331655 - 2⁸ = 112540042331399 is a prime.

It is a super-2 number, since 2×112540042331655² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112540042331659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1007888809 + ... + 1008000461.

It is an arithmetic number, because the mean of its divisors is an integer number (5634790722198).

Almost surely, 2^{112540042331655} is an apocalyptic number.

112540042331655 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

112540042331655 is a deficient number, since it is larger than the sum of its proper divisors (67773260778681).

112540042331655 is a wasteful number, since it uses less digits than its factorization.

112540042331655 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204067.

The product of its (nonzero) digits is 432000, while the sum is 42.

Adding to 112540042331655 its reverse (556133240045211), we get a palindrome (668673282376866).

The spelling of 112540042331655 in words is "one hundred twelve trillion, five hundred forty billion, forty-two million, three hundred thirty-one thousand, six hundred fifty-five".