22298740464 has 480 divisors, whose sum is σ = 79395918336. Its totient is φ = 5300951040.

The previous prime is 22298740459. The next prime is 22298740543. The reversal of 22298740464 is 46404789222.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

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 95 ways as a sum of consecutive naturals, for example, 56167914 + ... + 56168310.

Almost surely, 2^22298740464 is an apocalyptic number.

22298740464 is a gapful number since it is divisible by the number (24) 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 22298740464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39697959168).

22298740464 is an abundant number, since it is smaller than the sum of its proper divisors (57097177872).

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

22298740464 is a wasteful number, since it uses less digits than its factorization.

22298740464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 613 (or 600 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 22298740464 in words is "twenty-two billion, two hundred ninety-eight million, seven hundred forty thousand, four hundred sixty-four".