113565650219 has 48 divisors (see below), whose sum is σ = 136925002368. Its totient is φ = 93856992768.

The previous prime is 113565650213. The next prime is 113565650221. The reversal of 113565650219 is 912056565311.

It is not a de Polignac number, because 113565650219 - 2⁸ = 113565649963 is a prime.

It is a super-2 number, since 2×113565650219² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 113565650219.

It is not an unprimeable number, because it can be changed into a prime (113565650213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 79582784 + ... + 79584210.

It is an arithmetic number, because the mean of its divisors is an integer number (2852604216).

Almost surely, 2^113565650219 is an apocalyptic number.

113565650219 is a deficient number, since it is larger than the sum of its proper divisors (23359352149).

113565650219 is a wasteful number, since it uses less digits than its factorization.

113565650219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1944 (or 1937 counting only the distinct ones).

The product of its (nonzero) digits is 243000, while the sum is 44.

The spelling of 113565650219 in words is "one hundred thirteen billion, five hundred sixty-five million, six hundred fifty thousand, two hundred nineteen".