113200645640 has 32 divisors (see below), whose sum is σ = 254756033280. Its totient is φ = 45270555072.

The previous prime is 113200645609. The next prime is 113200645693. The reversal of 113200645640 is 46546002311.

It is a junction number, because it is equal to n+sod(n) for n = 113200645597 and 113200645606.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 112754 + ... + 488993.

It is an arithmetic number, because the mean of its divisors is an integer number (7961126040).

Almost surely, 2^113200645640 is an apocalyptic number.

113200645640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

113200645640 is an abundant number, since it is smaller than the sum of its proper divisors (141555387640).

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

113200645640 is a wasteful number, since it uses less digits than its factorization.

113200645640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606461 (or 606457 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

Adding to 113200645640 its reverse (46546002311), we get a palindrome (159746647951).

The spelling of 113200645640 in words is "one hundred thirteen billion, two hundred million, six hundred forty-five thousand, six hundred forty".