22097690623 has 2 divisors, whose sum is σ = 22097690624. Its totient is φ = 22097690622.

The previous prime is 22097690557. The next prime is 22097690639. The reversal of 22097690623 is 32609679022.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22097690623 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22097690683) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11048845311 + 11048845312.

It is an arithmetic number, because the mean of its divisors is an integer number (11048845312).

Almost surely, 2^22097690623 is an apocalyptic number.

22097690623 is a deficient number, since it is larger than the sum of its proper divisors (1).

22097690623 is an equidigital number, since it uses as much as digits as its factorization.

22097690623 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 46.

The spelling of 22097690623 in words is "twenty-two billion, ninety-seven million, six hundred ninety thousand, six hundred twenty-three".