22226491658066 has 16 divisors (see below), whose sum is σ = 33886748078808. Its totient is φ = 10930913884800.

The previous prime is 22226491658011. The next prime is 22226491658087. The reversal of 22226491658066 is 66085619462222.

It can be written as a sum of positive squares in 4 ways, for example, as 3522847455625 + 18703644202441 = 1876925^2 + 4324771^2 .

It is a junction number, because it is equal to n+sod(n) for n = 22226491657996 and 22226491658014.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8134136 + ... + 10517468.

Almost surely, 2^{22226491658066} is an apocalyptic number.

22226491658066 is a deficient number, since it is larger than the sum of its proper divisors (11660256420742).

22226491658066 is a wasteful number, since it uses less digits than its factorization.

22226491658066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459837.

The product of its (nonzero) digits is 29859840, while the sum is 59.

The spelling of 22226491658066 in words is "twenty-two trillion, two hundred twenty-six billion, four hundred ninety-one million, six hundred fifty-eight thousand, sixty-six".