4449498091 has 8 divisors (see below), whose sum is σ = 4469267264. Its totient is φ = 4429771200.

The previous prime is 4449497993. The next prime is 4449498103. The reversal of 4449498091 is 1908949444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4449498091 - 2⁷ = 4449497963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4449498191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210481 + ... + 230653.

It is an arithmetic number, because the mean of its divisors is an integer number (558658408).

Almost surely, 2^4449498091 is an apocalyptic number.

4449498091 is a deficient number, since it is larger than the sum of its proper divisors (19769173).

4449498091 is a wasteful number, since it uses less digits than its factorization.

4449498091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21141.

The product of its (nonzero) digits is 1492992, while the sum is 52.

The square root of 4449498091 is about 66704.5582475441. The cubic root of 4449498091 is about 1644.7643150484.

The spelling of 4449498091 in words is "four billion, four hundred forty-nine million, four hundred ninety-eight thousand, ninety-one".