22360460521 has 8 divisors (see below), whose sum is σ = 26076339200. Its totient is φ = 19166108724.

The previous prime is 22360460501. The next prime is 22360460533. The reversal of 22360460521 is 12506406322.

It is not a de Polignac number, because 22360460521 - 2¹³ = 22360452329 is a prime.

It is a super-2 number, since 2×22360460521² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22360460501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32595081 + ... + 32595766.

It is an arithmetic number, because the mean of its divisors is an integer number (3259542400).

Almost surely, 2^22360460521 is an apocalyptic number.

It is an amenable number.

22360460521 is a deficient number, since it is larger than the sum of its proper divisors (3715878679).

22360460521 is an frugal number, since it uses more digits than its factorization.

22360460521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65190868 (or 65190854 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 22360460521 its reverse (12506406322), we get a palindrome (34866866843).

The spelling of 22360460521 in words is "twenty-two billion, three hundred sixty million, four hundred sixty thousand, five hundred twenty-one".