2251774663 has 8 divisors (see below), whose sum is σ = 2262648960. Its totient is φ = 2240924280.

The previous prime is 2251774619. The next prime is 2251774691. The reversal of 2251774663 is 3664771522.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2251774663 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221774663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 199456 + ... + 210442.

It is an arithmetic number, because the mean of its divisors is an integer number (282831120).

Almost surely, 2^2251774663 is an apocalyptic number.

2251774663 is a deficient number, since it is larger than the sum of its proper divisors (10874297).

2251774663 is a wasteful number, since it uses less digits than its factorization.

2251774663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11957.

The product of its digits is 423360, while the sum is 43.

The square root of 2251774663 is about 47452.8678058555. The cubic root of 2251774663 is about 1310.7151201066.

The spelling of 2251774663 in words is "two billion, two hundred fifty-one million, seven hundred seventy-four thousand, six hundred sixty-three".