22315294560 has 192 divisors, whose sum is σ = 76281004800. Its totient is φ = 5450864640.

The previous prime is 22315294543. The next prime is 22315294601. The reversal of 22315294560 is 6549251322.

It is a super-3 number, since 3×22315294560³ (a number of 32 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 803791 + ... + 831089.

It is an arithmetic number, because the mean of its divisors is an integer number (397296900).

Almost surely, 2^22315294560 is an apocalyptic number.

22315294560 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22315294560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38140502400).

22315294560 is an abundant number, since it is smaller than the sum of its proper divisors (53965710240).

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

22315294560 is a wasteful number, since it uses less digits than its factorization.

22315294560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27461 (or 27453 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 39.

The spelling of 22315294560 in words is "twenty-two billion, three hundred fifteen million, two hundred ninety-four thousand, five hundred sixty".