22076166401 has 4 divisors (see below), whose sum is σ = 22108775892. Its totient is φ = 22043556912.

The previous prime is 22076166397. The next prime is 22076166419. The reversal of 22076166401 is 10466167022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 14792397376 + 7283769025 = 121624^2 + 85345^2 .

It is a cyclic number.

It is not a de Polignac number, because 22076166401 - 2² = 22076166397 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22076166601) 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, 16303730 + ... + 16305083.

It is an arithmetic number, because the mean of its divisors is an integer number (5527193973).

Almost surely, 2^22076166401 is an apocalyptic number.

It is an amenable number.

22076166401 is a deficient number, since it is larger than the sum of its proper divisors (32609491).

22076166401 is an equidigital number, since it uses as much as digits as its factorization.

22076166401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32609490.

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 22076166401 in words is "twenty-two billion, seventy-six million, one hundred sixty-six thousand, four hundred one".