113943264489 has 96 divisors (see below), whose sum is σ = 176235171840. Its totient is φ = 73540913472.

The previous prime is 113943264469. The next prime is 113943264497. The reversal of 113943264489 is 984462349311.

113943264489 is a `hidden beast` number, since 1 + 13 + 94 + 3 + 2 + 64 + 489 = 666.

It is not a de Polignac number, because 113943264489 - 2⁷ = 113943264361 is a prime.

It is a super-2 number, since 2×113943264489² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (113943264469) 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 95 ways as a sum of consecutive naturals, for example, 501952594 + ... + 501952820.

It is an arithmetic number, because the mean of its divisors is an integer number (1835783040).

Almost surely, 2^113943264489 is an apocalyptic number.

It is an amenable number.

113943264489 is a deficient number, since it is larger than the sum of its proper divisors (62291907351).

113943264489 is a wasteful number, since it uses less digits than its factorization.

113943264489 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681 (or 669 counting only the distinct ones).

The product of its digits is 4478976, while the sum is 54.

The spelling of 113943264489 in words is "one hundred thirteen billion, nine hundred forty-three million, two hundred sixty-four thousand, four hundred eighty-nine".