223874431653 has 16 divisors (see below), whose sum is σ = 301945827456. Its totient is φ = 147536205120.

The previous prime is 223874431619. The next prime is 223874431657. The reversal of 223874431653 is 356134478322.

It is not a de Polignac number, because 223874431653 - 2²⁰ = 223873383077 is a prime.

It is a super-2 number, since 2×223874431653² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223874431657) 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, 1143726 + ... + 1325087.

It is an arithmetic number, because the mean of its divisors is an integer number (18871614216).

Almost surely, 2^223874431653 is an apocalyptic number.

It is an amenable number.

223874431653 is a deficient number, since it is larger than the sum of its proper divisors (78071395803).

223874431653 is a wasteful number, since it uses less digits than its factorization.

223874431653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2469164.

The product of its digits is 2903040, while the sum is 48.

The spelling of 223874431653 in words is "two hundred twenty-three billion, eight hundred seventy-four million, four hundred thirty-one thousand, six hundred fifty-three".