4399276823 has 2 divisors, whose sum is σ = 4399276824. Its totient is φ = 4399276822.

The previous prime is 4399276781. The next prime is 4399276943. The reversal of 4399276823 is 3286729934.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4399276823 - 2¹⁰ = 4399275799 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4399276523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2199638411 + 2199638412.

It is an arithmetic number, because the mean of its divisors is an integer number (2199638412).

Almost surely, 2^4399276823 is an apocalyptic number.

4399276823 is a deficient number, since it is larger than the sum of its proper divisors (1).

4399276823 is an equidigital number, since it uses as much as digits as its factorization.

4399276823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3919104, while the sum is 53.

The square root of 4399276823 is about 66327.0444313630. The cubic root of 4399276823 is about 1638.5527613887.

The spelling of 4399276823 in words is "four billion, three hundred ninety-nine million, two hundred seventy-six thousand, eight hundred twenty-three".