2244788513 has 4 divisors (see below), whose sum is σ = 2448860208. Its totient is φ = 2040716820.

The previous prime is 2244788501. The next prime is 2244788519. The reversal of 2244788513 is 3158874422.

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 2244788513 - 2¹² = 2244784417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2244788519) 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, 102035831 + ... + 102035852.

It is an arithmetic number, because the mean of its divisors is an integer number (612215052).

Almost surely, 2^2244788513 is an apocalyptic number.

It is an amenable number.

2244788513 is a deficient number, since it is larger than the sum of its proper divisors (204071695).

2244788513 is a wasteful number, since it uses less digits than its factorization.

2244788513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204071694.

The product of its digits is 430080, while the sum is 44.

The square root of 2244788513 is about 47379.1991595468. The cubic root of 2244788513 is about 1309.3582142728.

The spelling of 2244788513 in words is "two billion, two hundred forty-four million, seven hundred eighty-eight thousand, five hundred thirteen".