22689942503 has 2 divisors, whose sum is σ = 22689942504. Its totient is φ = 22689942502.

The previous prime is 22689942487. The next prime is 22689942529. The reversal of 22689942503 is 30524998622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22689942503 - 2⁴ = 22689942487 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22689942593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11344971251 + 11344971252.

It is an arithmetic number, because the mean of its divisors is an integer number (11344971252).

Almost surely, 2^22689942503 is an apocalyptic number.

22689942503 is a deficient number, since it is larger than the sum of its proper divisors (1).

22689942503 is an equidigital number, since it uses as much as digits as its factorization.

22689942503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 22689942503 in words is "twenty-two billion, six hundred eighty-nine million, nine hundred forty-two thousand, five hundred three".