423044418522 has 32 divisors (see below), whose sum is σ = 938137258944. Its totient is φ = 126093715200.

The previous prime is 423044418493. The next prime is 423044418541. The reversal of 423044418522 is 225814440324.

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 15 ways as a sum of consecutive naturals, for example, 52535023 + ... + 52543074.

It is an arithmetic number, because the mean of its divisors is an integer number (29316789342).

Almost surely, 2^423044418522 is an apocalyptic number.

423044418522 is an abundant number, since it is smaller than the sum of its proper divisors (515092840422).

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

423044418522 is a wasteful number, since it uses less digits than its factorization.

423044418522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105078174.

The product of its (nonzero) digits is 245760, while the sum is 39.

Adding to 423044418522 its reverse (225814440324), we get a palindrome (648858858846).

The spelling of 423044418522 in words is "four hundred twenty-three billion, forty-four million, four hundred eighteen thousand, five hundred twenty-two".