112161111450525 has 72 divisors (see below), whose sum is σ = 203379547250880. Its totient is φ = 59079321112320.

The previous prime is 112161111450499. The next prime is 112161111450613. The reversal of 112161111450525 is 525054111161211.

112161111450525 is a `hidden beast` number, since 1 + 1 + 2 + 1 + 6 + 11 + 114 + 5 + 0 + 525 = 666.

It is not a de Polignac number, because 112161111450525 - 2⁹ = 112161111450013 is a prime.

It is a super-2 number, since 2×112161111450525² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112161111450525.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 56525017 + ... + 58475633.

It is an arithmetic number, because the mean of its divisors is an integer number (2824715934040).

Almost surely, 2^{112161111450525} is an apocalyptic number.

112161111450525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

112161111450525 is a deficient number, since it is larger than the sum of its proper divisors (91218435800355).

112161111450525 is a wasteful number, since it uses less digits than its factorization.

112161111450525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1953795 (or 1953787 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 36.

The spelling of 112161111450525 in words is "one hundred twelve trillion, one hundred sixty-one billion, one hundred eleven million, four hundred fifty thousand, five hundred twenty-five".