113540445612 has 36 divisors (see below), whose sum is σ = 313096381416. Its totient is φ = 34406195520.

The previous prime is 113540445587. The next prime is 113540445617. The reversal of 113540445612 is 216544045311.

113540445612 is a `hidden beast` number, since 1 + 1 + 3 + 54 + 0 + 44 + 561 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (113540445617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143358753 + ... + 143359544.

It is an arithmetic number, because the mean of its divisors is an integer number (8697121706).

Almost surely, 2^113540445612 is an apocalyptic number.

113540445612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

113540445612 is an abundant number, since it is smaller than the sum of its proper divisors (199555935804).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

113540445612 is a wasteful number, since it uses less digits than its factorization.

113540445612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 286718318 (or 286718313 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 36.

The spelling of 113540445612 in words is "one hundred thirteen billion, five hundred forty million, four hundred forty-five thousand, six hundred twelve".