223788127934 has 16 divisors (see below), whose sum is σ = 394005353568. Its totient is φ = 93317056992.

The previous prime is 223788127909. The next prime is 223788128009. The reversal of 223788127934 is 439721887322.

It is a super-2 number, since 2×223788127934² (a number of 24 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 223788127934.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216011189 + ... + 216012224.

It is an arithmetic number, because the mean of its divisors is an integer number (24625334598).

Almost surely, 2^223788127934 is an apocalyptic number.

223788127934 is a deficient number, since it is larger than the sum of its proper divisors (170217225634).

223788127934 is a wasteful number, since it uses less digits than its factorization.

223788127934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 432023459.

The product of its digits is 8128512, while the sum is 56.

The spelling of 223788127934 in words is "two hundred twenty-three billion, seven hundred eighty-eight million, one hundred twenty-seven thousand, nine hundred thirty-four".