22064233664544 has 96 divisors (see below), whose sum is σ = 58016046299904. Its totient is φ = 7342375061760.

The previous prime is 22064233664509. The next prime is 22064233664567. The reversal of 22064233664544 is 44546633246022.

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

It is a super-2 number, since 2×22064233664544² (a number of 27 digits) contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 627324079 + ... + 627359249.

It is an arithmetic number, because the mean of its divisors is an integer number (604333815624).

Almost surely, 2^{22064233664544} is an apocalyptic number.

22064233664544 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

22064233664544 is an abundant number, since it is smaller than the sum of its proper divisors (35951812635360).

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

22064233664544 is a wasteful number, since it uses less digits than its factorization.

22064233664544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45990 (or 45982 counting only the distinct ones).

The product of its (nonzero) digits is 19906560, while the sum is 51.

The spelling of 22064233664544 in words is "twenty-two trillion, sixty-four billion, two hundred thirty-three million, six hundred sixty-four thousand, five hundred forty-four".