223851758790042 has 48 divisors (see below), whose sum is σ = 501419392386432. Its totient is φ = 72119771906400.

The previous prime is 223851758789947. The next prime is 223851758790047. The reversal of 223851758790042 is 240097857158322.

223851758790042 is a `hidden beast` number, since 2 + 2 + 3 + 8 + 5 + 1 + 7 + 587 + 9 + 0 + 0 + 42 = 666.

It is not an unprimeable number, because it can be changed into a prime (223851758790047) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 1112858878 + ... + 1113060009.

It is an arithmetic number, because the mean of its divisors is an integer number (10446237341384).

Almost surely, 2^{223851758790042} is an apocalyptic number.

223851758790042 is an abundant number, since it is smaller than the sum of its proper divisors (277567633596390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223851758790042 is a wasteful number, since it uses less digits than its factorization.

223851758790042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2225919083 (or 2225919080 counting only the distinct ones).

The product of its (nonzero) digits is 67737600, while the sum is 63.

The spelling of 223851758790042 in words is "two hundred twenty-three trillion, eight hundred fifty-one billion, seven hundred fifty-eight million, seven hundred ninety thousand, forty-two".