113134765640 has 64 divisors (see below), whose sum is σ = 275070222000. Its totient is φ = 41630211072.

The previous prime is 113134765637. The next prime is 113134765643. The reversal of 113134765640 is 46567431311.

It is an interprime number because it is at equal distance from previous prime (113134765637) and next prime (113134765643).

It can be written as a sum of positive squares in 8 ways, for example, as 88264844836 + 24869920804 = 297094^2 + 157702^2 .

It is not an unprimeable number, because it can be changed into a prime (113134765643) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218915 + ... + 523634.

Almost surely, 2^113134765640 is an apocalyptic number.

113134765640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113134765640 is an abundant number, since it is smaller than the sum of its proper divisors (161935456360).

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

113134765640 is a wasteful number, since it uses less digits than its factorization.

113134765640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 742866 (or 742862 counting only the distinct ones).

The product of its (nonzero) digits is 181440, while the sum is 41.

The spelling of 113134765640 in words is "one hundred thirteen billion, one hundred thirty-four million, seven hundred sixty-five thousand, six hundred forty".