4044220451 has 2 divisors, whose sum is σ = 4044220452. Its totient is φ = 4044220450.

The previous prime is 4044220399. The next prime is 4044220469. The reversal of 4044220451 is 1540224404.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4044220451 - 2¹⁸ = 4043958307 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4044220451.

It is not a weakly prime, because it can be changed into another prime (4044220051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2022110225 + 2022110226.

It is an arithmetic number, because the mean of its divisors is an integer number (2022110226).

Almost surely, 2^4044220451 is an apocalyptic number.

4044220451 is a deficient number, since it is larger than the sum of its proper divisors (1).

4044220451 is an equidigital number, since it uses as much as digits as its factorization.

4044220451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5120, while the sum is 26.

The square root of 4044220451 is about 63594.1856697607. The cubic root of 4044220451 is about 1593.2292598127.

Adding to 4044220451 its reverse (1540224404), we get a palindrome (5584444855).

The spelling of 4044220451 in words is "four billion, forty-four million, two hundred twenty thousand, four hundred fifty-one".