22606664426 has 8 divisors (see below), whose sum is σ = 34698601344. Its totient is φ = 11040463980.

The previous prime is 22606664393. The next prime is 22606664429. The reversal of 22606664426 is 62446660622.

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

It is a super-2 number, since 2×22606664426² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22606664429) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 131434010 + ... + 131434181.

It is an arithmetic number, because the mean of its divisors is an integer number (4337325168).

Almost surely, 2^22606664426 is an apocalyptic number.

22606664426 is a deficient number, since it is larger than the sum of its proper divisors (12091936918).

22606664426 is a wasteful number, since it uses less digits than its factorization.

22606664426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262868236.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 22606664426 in words is "twenty-two billion, six hundred six million, six hundred sixty-four thousand, four hundred twenty-six".