22423351634412 has 12 divisors (see below), whose sum is σ = 52321153813656. Its totient is φ = 7474450544800.

The previous prime is 22423351634401. The next prime is 22423351634471. The reversal of 22423351634412 is 21443615332422.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 934306318089 + ... + 934306318112.

It is an arithmetic number, because the mean of its divisors is an integer number (4360096151138).

Almost surely, 2^{22423351634412} is an apocalyptic number.

It is an amenable number.

22423351634412 is an abundant number, since it is smaller than the sum of its proper divisors (29897802179244).

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

22423351634412 is a wasteful number, since it uses less digits than its factorization.

22423351634412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1868612636208 (or 1868612636206 counting only the distinct ones).

The product of its digits is 829440, while the sum is 42.

Adding to 22423351634412 its reverse (21443615332422), we get a palindrome (43866966966834).

The spelling of 22423351634412 in words is "twenty-two trillion, four hundred twenty-three billion, three hundred fifty-one million, six hundred thirty-four thousand, four hundred twelve".