4000044021299 has 2 divisors, whose sum is σ = 4000044021300. Its totient is φ = 4000044021298.

The previous prime is 4000044021293. The next prime is 4000044021313. The reversal of 4000044021299 is 9921204400004.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4000044021299 is a prime.

It is not a weakly prime, because it can be changed into another prime (4000044021293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2000022010649 + 2000022010650.

It is an arithmetic number, because the mean of its divisors is an integer number (2000022010650).

Almost surely, 2^{4000044021299} is an apocalyptic number.

4000044021299 is a deficient number, since it is larger than the sum of its proper divisors (1).

4000044021299 is an equidigital number, since it uses as much as digits as its factorization.

4000044021299 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 20736, while the sum is 35.

The spelling of 4000044021299 in words is "four trillion, forty-four million, twenty-one thousand, two hundred ninety-nine".