22463051421 has 8 divisors (see below), whose sum is σ = 29974720000. Its totient is φ = 14963375232.

The previous prime is 22463051383. The next prime is 22463051441. The reversal of 22463051421 is 12415036422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22463051421 - 2⁶ = 22463051357 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22463051441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2993725 + ... + 3001218.

It is an arithmetic number, because the mean of its divisors is an integer number (3746840000).

Almost surely, 2^22463051421 is an apocalyptic number.

It is an amenable number.

22463051421 is a deficient number, since it is larger than the sum of its proper divisors (7511668579).

22463051421 is a wasteful number, since it uses less digits than its factorization.

22463051421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5996195.

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 22463051421 its reverse (12415036422), we get a palindrome (34878087843).

The spelling of 22463051421 in words is "twenty-two billion, four hundred sixty-three million, fifty-one thousand, four hundred twenty-one".