22056056506646 has 8 divisors (see below), whose sum is σ = 33482688191064. Its totient is φ = 10895160442960.

The previous prime is 22056056506633. The next prime is 22056056506657. The reversal of 22056056506646 is 64660565065022.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×22056056506646² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66433904975 + ... + 66433905306.

It is an arithmetic number, because the mean of its divisors is an integer number (4185336023883).

Almost surely, 2^{22056056506646} is an apocalyptic number.

22056056506646 is a deficient number, since it is larger than the sum of its proper divisors (11426631684418).

22056056506646 is a wasteful number, since it uses less digits than its factorization.

22056056506646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132867810366.

The product of its (nonzero) digits is 15552000, while the sum is 53.

The spelling of 22056056506646 in words is "twenty-two trillion, fifty-six billion, fifty-six million, five hundred six thousand, six hundred forty-six".