4421736899 has 4 divisors (see below), whose sum is σ = 4430224440. Its totient is φ = 4413249360.

The previous prime is 4421736883. The next prime is 4421736901. The reversal of 4421736899 is 9986371244.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4421736899 - 2⁴ = 4421736883 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4421736899.

It is not an unprimeable number, because it can be changed into a prime (4421736199) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4242989 + ... + 4244030.

It is an arithmetic number, because the mean of its divisors is an integer number (1107556110).

Almost surely, 2^4421736899 is an apocalyptic number.

4421736899 is a deficient number, since it is larger than the sum of its proper divisors (8487541).

4421736899 is an equidigital number, since it uses as much as digits as its factorization.

4421736899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8487540.

The product of its digits is 2612736, while the sum is 53.

The square root of 4421736899 is about 66496.1419858325. The cubic root of 4421736899 is about 1641.3365194446.

The spelling of 4421736899 in words is "four billion, four hundred twenty-one million, seven hundred thirty-six thousand, eight hundred ninety-nine".