22249327749 has 8 divisors (see below), whose sum is σ = 32362658592. Its totient is φ = 13484441040.

The previous prime is 22249327729. The next prime is 22249327777. The reversal of 22249327749 is 94772394222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22249327749 - 2⁵ = 22249327717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22249327729) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337110994 + ... + 337111059.

It is an arithmetic number, because the mean of its divisors is an integer number (4045332324).

Almost surely, 2^22249327749 is an apocalyptic number.

It is an amenable number.

22249327749 is a deficient number, since it is larger than the sum of its proper divisors (10113330843).

22249327749 is a wasteful number, since it uses less digits than its factorization.

22249327749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 674222067.

The product of its digits is 3048192, while the sum is 51.

The spelling of 22249327749 in words is "twenty-two billion, two hundred forty-nine million, three hundred twenty-seven thousand, seven hundred forty-nine".