22666350623 has 8 divisors (see below), whose sum is σ = 25938626592. Its totient is φ = 19402631136.

The previous prime is 22666350601. The next prime is 22666350643. The reversal of 22666350623 is 32605366622.

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

It is not a de Polignac number, because 22666350623 - 2⁶ = 22666350559 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 (22666350643) 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, 2133440 + ... + 2144037.

It is an arithmetic number, because the mean of its divisors is an integer number (3242328324).

Almost surely, 2^22666350623 is an apocalyptic number.

22666350623 is a deficient number, since it is larger than the sum of its proper divisors (3272275969).

22666350623 is an equidigital number, since it uses as much as digits as its factorization.

22666350623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4278241.

The product of its (nonzero) digits is 466560, while the sum is 41.

The spelling of 22666350623 in words is "twenty-two billion, six hundred sixty-six million, three hundred fifty thousand, six hundred twenty-three".