22670722643 has 2 divisors, whose sum is σ = 22670722644. Its totient is φ = 22670722642.

The previous prime is 22670722619. The next prime is 22670722661. The reversal of 22670722643 is 34622707622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22670722643 - 2²⁰ = 22669674067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22670722643.

It is not a weakly prime, because it can be changed into another prime (22670721643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11335361321 + 11335361322.

It is an arithmetic number, because the mean of its divisors is an integer number (11335361322).

Almost surely, 2^22670722643 is an apocalyptic number.

22670722643 is a deficient number, since it is larger than the sum of its proper divisors (1).

22670722643 is an equidigital number, since it uses as much as digits as its factorization.

22670722643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 338688, while the sum is 41.

The spelling of 22670722643 in words is "twenty-two billion, six hundred seventy million, seven hundred twenty-two thousand, six hundred forty-three".