4481990159 has 4 divisors (see below), whose sum is σ = 4482243480. Its totient is φ = 4481736840.

The previous prime is 4481990089. The next prime is 4481990167. The reversal of 4481990159 is 9510991844.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4481990159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4481290159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97952 + ... + 136229.

It is an arithmetic number, because the mean of its divisors is an integer number (1120560870).

Almost surely, 2^4481990159 is an apocalyptic number.

4481990159 is a deficient number, since it is larger than the sum of its proper divisors (253321).

4481990159 is a wasteful number, since it uses less digits than its factorization.

4481990159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253320.

The product of its (nonzero) digits is 466560, while the sum is 50.

The square root of 4481990159 is about 66947.6673155981. The cubic root of 4481990159 is about 1648.7581913162.

The spelling of 4481990159 in words is "four billion, four hundred eighty-one million, nine hundred ninety thousand, one hundred fifty-nine".