22072082896668 has 96 divisors (see below), whose sum is σ = 61481488932864. Its totient is φ = 6025883548608.

The previous prime is 22072082896657. The next prime is 22072082896729. The reversal of 22072082896668 is 86669828027022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22072082896599 and 22072082896608.

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 31 ways as a sum of consecutive naturals, for example, 4038930 + ... + 7775417.

It is an arithmetic number, because the mean of its divisors is an integer number (640432176384).

Almost surely, 2^{22072082896668} is an apocalyptic number.

22072082896668 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

22072082896668 is an abundant number, since it is smaller than the sum of its proper divisors (39409406036196).

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

22072082896668 is a wasteful number, since it uses less digits than its factorization.

22072082896668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11815351 (or 11815349 counting only the distinct ones).

The product of its (nonzero) digits is 111476736, while the sum is 66.

The spelling of 22072082896668 in words is "twenty-two trillion, seventy-two billion, eighty-two million, eight hundred ninety-six thousand, six hundred sixty-eight".