223736116825 has 24 divisors (see below), whose sum is σ = 301514859800. Its totient is φ = 163704706560.

The previous prime is 223736116787. The next prime is 223736116841. The reversal of 223736116825 is 528611637322.

It can be written as a sum of positive squares in 12 ways, for example, as 15438808009 + 208297308816 = 124253^2 + 456396^2 .

It is not a de Polignac number, because 223736116825 - 2¹⁹ = 223735592537 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3122460 + ... + 3193309.

Almost surely, 2^223736116825 is an apocalyptic number.

223736116825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

223736116825 is a deficient number, since it is larger than the sum of its proper divisors (77778742975).

223736116825 is a wasteful number, since it uses less digits than its factorization.

223736116825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6315901 (or 6315896 counting only the distinct ones).

The product of its digits is 725760, while the sum is 46.

The spelling of 223736116825 in words is "two hundred twenty-three billion, seven hundred thirty-six million, one hundred sixteen thousand, eight hundred twenty-five".