22354549560 has 384 divisors, whose sum is σ = 89889177600. Its totient is φ = 4840093440.

The previous prime is 22354549543. The next prime is 22354549571. The reversal of 22354549560 is 6594545322.

22354549560 is a `hidden beast` number, since 2 + 2 + 3 + 5 + 45 + 49 + 560 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2725065 + ... + 2733255.

It is an arithmetic number, because the mean of its divisors is an integer number (234086400).

Almost surely, 2^22354549560 is an apocalyptic number.

22354549560 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 22354549560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44944588800).

22354549560 is an abundant number, since it is smaller than the sum of its proper divisors (67534628040).

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

22354549560 is a wasteful number, since it uses less digits than its factorization.

22354549560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8256 (or 8227 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 45.

The spelling of 22354549560 in words is "twenty-two billion, three hundred fifty-four million, five hundred forty-nine thousand, five hundred sixty".