22064063261656 has 32 divisors (see below), whose sum is σ = 44559206672400. Its totient is φ = 10181866101120.

The previous prime is 22064063261551. The next prime is 22064063261809. The reversal of 22064063261656 is 65616236046022.

It is a super-2 number, since 2×22064063261656² (a number of 27 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 15434286 + ... + 16803133.

Almost surely, 2^{22064063261656} is an apocalyptic number.

22064063261656 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

22064063261656 is an abundant number, since it is smaller than the sum of its proper divisors (22495143410744).

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

22064063261656 is a wasteful number, since it uses less digits than its factorization.

22064063261656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32244019 (or 32244015 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 49.

The spelling of 22064063261656 in words is "twenty-two trillion, sixty-four billion, sixty-three million, two hundred sixty-one thousand, six hundred fifty-six".