22400166679 has 8 divisors (see below), whose sum is σ = 25722679680. Its totient is φ = 19292009400.

The previous prime is 22400166673. The next prime is 22400166683. The reversal of 22400166679 is 97666100422.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 22400166679 - 2²¹ = 22398069527 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22400166673) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53588707 + ... + 53589124.

It is an arithmetic number, because the mean of its divisors is an integer number (3215334960).

Almost surely, 2^22400166679 is an apocalyptic number.

22400166679 is a deficient number, since it is larger than the sum of its proper divisors (3322513001).

22400166679 is a wasteful number, since it uses less digits than its factorization.

22400166679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107177861.

The product of its (nonzero) digits is 217728, while the sum is 43.

The spelling of 22400166679 in words is "twenty-two billion, four hundred million, one hundred sixty-six thousand, six hundred seventy-nine".