22252143605664 has 96 divisors (see below), whose sum is σ = 66766037667840. Its totient is φ = 6356840378112.

The previous prime is 22252143605641. The next prime is 22252143605693. The reversal of 22252143605664 is 46650634125222.

It is a tau number, because it is divible by the number of its divisors (96).

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2297277 + ... + 7055619.

It is an arithmetic number, because the mean of its divisors is an integer number (695479559040).

Almost surely, 2^{22252143605664} is an apocalyptic number.

22252143605664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22252143605664 is an abundant number, since it is smaller than the sum of its proper divisors (44513894062176).

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

22252143605664 is a wasteful number, since it uses less digits than its factorization.

22252143605664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4765322 (or 4765314 counting only the distinct ones).

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 22252143605664 in words is "twenty-two trillion, two hundred fifty-two billion, one hundred forty-three million, six hundred five thousand, six hundred sixty-four".