223529899442 has 32 divisors (see below), whose sum is σ = 342268262400. Its totient is φ = 109466779968.

The previous prime is 223529899409. The next prime is 223529899459. The reversal of 223529899442 is 244998925322.

223529899442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×223529899442² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 10011263 + ... + 10033565.

It is an arithmetic number, because the mean of its divisors is an integer number (10695883200).

Almost surely, 2^223529899442 is an apocalyptic number.

223529899442 is a deficient number, since it is larger than the sum of its proper divisors (118738362958).

223529899442 is a wasteful number, since it uses less digits than its factorization.

223529899442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22890.

The product of its digits is 22394880, while the sum is 59.

The spelling of 223529899442 in words is "two hundred twenty-three billion, five hundred twenty-nine million, eight hundred ninety-nine thousand, four hundred forty-two".