20664022226422 has 8 divisors (see below), whose sum is σ = 30996181949400. Its totient is φ = 10331961576624.

The previous prime is 20664022226411. The next prime is 20664022226431. The reversal of 20664022226422 is 22462222046602.

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

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, 24244647 + ... + 25082482.

It is an arithmetic number, because the mean of its divisors is an integer number (3874522743675).

Almost surely, 2^{20664022226422} is an apocalyptic number.

20664022226422 is a deficient number, since it is larger than the sum of its proper divisors (10332159722978).

20664022226422 is a wasteful number, since it uses less digits than its factorization.

20664022226422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49536590.

The product of its (nonzero) digits is 442368, while the sum is 40.

The spelling of 20664022226422 in words is "twenty trillion, six hundred sixty-four billion, twenty-two million, two hundred twenty-six thousand, four hundred twenty-two".