22421401404 has 24 divisors (see below), whose sum is σ = 52347050448. Its totient is φ = 7469450880.

The previous prime is 22421401393. The next prime is 22421401433. The reversal of 22421401404 is 40410412422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 522187 + ... + 563490.

It is an arithmetic number, because the mean of its divisors is an integer number (2181127102).

Almost surely, 2^22421401404 is an apocalyptic number.

It is an amenable number.

22421401404 is an abundant number, since it is smaller than the sum of its proper divisors (29925649044).

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

22421401404 is a wasteful number, since it uses less digits than its factorization.

22421401404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1087405 (or 1087403 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 24.

Adding to 22421401404 its reverse (40410412422), we get a palindrome (62831813826).

The spelling of 22421401404 in words is "twenty-two billion, four hundred twenty-one million, four hundred one thousand, four hundred four".