22520451160 has 32 divisors (see below), whose sum is σ = 50676891840. Its totient is φ = 9007135744.

The previous prime is 22520451139. The next prime is 22520451181. The reversal of 22520451160 is 6115402522.

It is an interprime number because it is at equal distance from previous prime (22520451139) and next prime (22520451181).

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, 381384 + ... + 436456.

It is an arithmetic number, because the mean of its divisors is an integer number (1583652870).

Almost surely, 2^22520451160 is an apocalyptic number.

22520451160 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22520451160 is an abundant number, since it is smaller than the sum of its proper divisors (28156440680).

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

22520451160 is a wasteful number, since it uses less digits than its factorization.

22520451160 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65307 (or 65303 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 22520451160 its reverse (6115402522), we get a palindrome (28635853682).

The spelling of 22520451160 in words is "twenty-two billion, five hundred twenty million, four hundred fifty-one thousand, one hundred sixty".