22449410249 has 4 divisors (see below), whose sum is σ = 25656468864. Its totient is φ = 19242351636.

The previous prime is 22449410237. The next prime is 22449410273. The reversal of 22449410249 is 94201494422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22449410249 - 2²⁸ = 22180974793 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22449410279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1603529297 + ... + 1603529310.

It is an arithmetic number, because the mean of its divisors is an integer number (6414117216).

Almost surely, 2^22449410249 is an apocalyptic number.

It is an amenable number.

22449410249 is a deficient number, since it is larger than the sum of its proper divisors (3207058615).

22449410249 is an equidigital number, since it uses as much as digits as its factorization.

22449410249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3207058614.

The product of its (nonzero) digits is 165888, while the sum is 41.

The spelling of 22449410249 in words is "twenty-two billion, four hundred forty-nine million, four hundred ten thousand, two hundred forty-nine".