22663453470 has 128 divisors (see below), whose sum is σ = 64109076480. Its totient is φ = 5020498560.

The previous prime is 22663453459. The next prime is 22663453481. The reversal of 22663453470 is 7435436622.

It is an interprime number because it is at equal distance from previous prime (22663453459) and next prime (22663453481).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a Curzon number.

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 63 ways as a sum of consecutive naturals, for example, 866809 + ... + 892571.

It is an arithmetic number, because the mean of its divisors is an integer number (500852160).

Almost surely, 2^22663453470 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22663453470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (32054538240).

22663453470 is an abundant number, since it is smaller than the sum of its proper divisors (41445623010).

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

22663453470 is a wasteful number, since it uses less digits than its factorization.

22663453470 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25910.

The product of its (nonzero) digits is 725760, while the sum is 42.

The spelling of 22663453470 in words is "twenty-two billion, six hundred sixty-three million, four hundred fifty-three thousand, four hundred seventy".