22173572963 has 2 divisors, whose sum is σ = 22173572964. Its totient is φ = 22173572962.

The previous prime is 22173572933. The next prime is 22173572969. The reversal of 22173572963 is 36927537122.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22173572963 - 2¹⁶ = 22173507427 is a prime.

It is not a weakly prime, because it can be changed into another prime (22173572969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11086786481 + 11086786482.

It is an arithmetic number, because the mean of its divisors is an integer number (11086786482).

Almost surely, 2^22173572963 is an apocalyptic number.

22173572963 is a deficient number, since it is larger than the sum of its proper divisors (1).

22173572963 is an equidigital number, since it uses as much as digits as its factorization.

22173572963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 47.

The spelling of 22173572963 in words is "twenty-two billion, one hundred seventy-three million, five hundred seventy-two thousand, nine hundred sixty-three".