22487828999 has 2 divisors, whose sum is σ = 22487829000. Its totient is φ = 22487828998.

The previous prime is 22487828971. The next prime is 22487829019. The reversal of 22487828999 is 99982878422.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22487828999 - 2²⁰ = 22486780423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22487828929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11243914499 + 11243914500.

It is an arithmetic number, because the mean of its divisors is an integer number (11243914500).

Almost surely, 2^22487828999 is an apocalyptic number.

22487828999 is a deficient number, since it is larger than the sum of its proper divisors (1).

22487828999 is an equidigital number, since it uses as much as digits as its factorization.

22487828999 is an evil number, because the sum of its binary digits is even.

The product of its digits is 83607552, while the sum is 68.

The spelling of 22487828999 in words is "twenty-two billion, four hundred eighty-seven million, eight hundred twenty-eight thousand, nine hundred ninety-nine".