2249516735209 has 4 divisors (see below), whose sum is σ = 2271356703616. Its totient is φ = 2227676766804.

The previous prime is 2249516735201. The next prime is 2249516735227. The reversal of 2249516735209 is 9025376159422.

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 2249516735209 - 2³ = 2249516735201 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2249516735209.

It is not an unprimeable number, because it can be changed into a prime (2249516735201) 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, 10919984049 + ... + 10919984254.

It is an arithmetic number, because the mean of its divisors is an integer number (567839175904).

Almost surely, 2^{2249516735209} is an apocalyptic number.

It is an amenable number.

2249516735209 is a deficient number, since it is larger than the sum of its proper divisors (21839968407).

2249516735209 is a wasteful number, since it uses less digits than its factorization.

2249516735209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21839968406.

The product of its (nonzero) digits is 8164800, while the sum is 55.

The spelling of 2249516735209 in words is "two trillion, two hundred forty-nine billion, five hundred sixteen million, seven hundred thirty-five thousand, two hundred nine".