4399054445 has 4 divisors (see below), whose sum is σ = 5278865340. Its totient is φ = 3519243552.

The previous prime is 4399054427. The next prime is 4399054493. The reversal of 4399054445 is 5444509934.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3219200644 + 1179853801 = 56738^2 + 34349^2 .

It is a cyclic number.

It is not a de Polignac number, because 4399054445 - 2³⁰ = 3325312621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4399054445.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 439905440 + ... + 439905449.

It is an arithmetic number, because the mean of its divisors is an integer number (1319716335).

Almost surely, 2^4399054445 is an apocalyptic number.

It is an amenable number.

4399054445 is a deficient number, since it is larger than the sum of its proper divisors (879810895).

4399054445 is an equidigital number, since it uses as much as digits as its factorization.

4399054445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 879810894.

The product of its (nonzero) digits is 1555200, while the sum is 47.

The square root of 4399054445 is about 66325.3680351643. The cubic root of 4399054445 is about 1638.5251519853.

The spelling of 4399054445 in words is "four billion, three hundred ninety-nine million, fifty-four thousand, four hundred forty-five".