4424513391 has 12 divisors (see below), whose sum is σ = 6563693032. Its totient is φ = 2869954416.

The previous prime is 4424513311. The next prime is 4424513411. The reversal of 4424513391 is 1933154244.

It is not a de Polignac number, because 4424513391 - 2⁹ = 4424512879 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 (4424513311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6643081 + ... + 6643746.

Almost surely, 2^4424513391 is an apocalyptic number.

4424513391 is a deficient number, since it is larger than the sum of its proper divisors (2139179641).

4424513391 is a wasteful number, since it uses less digits than its factorization.

4424513391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13286870 (or 13286867 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 4424513391 is about 66517.0158004702. The cubic root of 4424513391 is about 1641.6799896171.

The spelling of 4424513391 in words is "four billion, four hundred twenty-four million, five hundred thirteen thousand, three hundred ninety-one".