2252145752449 has 16 divisors (see below), whose sum is σ = 2378541024000. Its totient is φ = 2126548045440.

The previous prime is 2252145752447. The next prime is 2252145752471. The reversal of 2252145752449 is 9442575412522.

It is a cyclic number.

It is not a de Polignac number, because 2252145752449 - 2¹ = 2252145752447 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2252145752396 and 2252145752405.

It is not an unprimeable number, because it can be changed into a prime (2252145752447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6959167 + ... + 7275595.

It is an arithmetic number, because the mean of its divisors is an integer number (148658814000).

Almost surely, 2^{2252145752449} is an apocalyptic number.

It is an amenable number.

2252145752449 is a deficient number, since it is larger than the sum of its proper divisors (126395271551).

2252145752449 is a wasteful number, since it uses less digits than its factorization.

2252145752449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317688.

The product of its digits is 8064000, while the sum is 52.

The spelling of 2252145752449 in words is "two trillion, two hundred fifty-two billion, one hundred forty-five million, seven hundred fifty-two thousand, four hundred forty-nine".