113672138500 has 24 divisors (see below), whose sum is σ = 248259951576. Its totient is φ = 45468855200.

The previous prime is 113672138497. The next prime is 113672138509. The reversal of 113672138500 is 5831276311.

It can be written as a sum of positive squares in 4 ways, for example, as 36157783104 + 77514355396 = 190152^2 + 278414^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 113672138500.

It is not an unprimeable number, because it can be changed into a prime (113672138509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113671639 + ... + 113672638.

It is an arithmetic number, because the mean of its divisors is an integer number (10344164649).

Almost surely, 2^113672138500 is an apocalyptic number.

113672138500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113672138500 is an abundant number, since it is smaller than the sum of its proper divisors (134587813076).

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

113672138500 is a wasteful number, since it uses less digits than its factorization.

113672138500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 227344296 (or 227344284 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 37.

The spelling of 113672138500 in words is "one hundred thirteen billion, six hundred seventy-two million, one hundred thirty-eight thousand, five hundred".