22653412667 has 2 divisors, whose sum is σ = 22653412668. Its totient is φ = 22653412666.

The previous prime is 22653412643. The next prime is 22653412729. The reversal of 22653412667 is 76621435622.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22653412667 is a prime.

It is a super-2 number, since 2×22653412667² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22653412267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11326706333 + 11326706334.

It is an arithmetic number, because the mean of its divisors is an integer number (11326706334).

Almost surely, 2^22653412667 is an apocalyptic number.

22653412667 is a deficient number, since it is larger than the sum of its proper divisors (1).

22653412667 is an equidigital number, since it uses as much as digits as its factorization.

22653412667 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 44.

The spelling of 22653412667 in words is "twenty-two billion, six hundred fifty-three million, four hundred twelve thousand, six hundred sixty-seven".