4449317537 has 16 divisors (see below), whose sum is σ = 5401630080. Its totient is φ = 3577644288.

The previous prime is 4449317513. The next prime is 4449317539. The reversal of 4449317537 is 7357139444.

It is not a de Polignac number, because 4449317537 - 2¹⁰ = 4449316513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4449317491 and 4449317500.

It is not an unprimeable number, because it can be changed into a prime (4449317539) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24362 + ... + 97427.

It is an arithmetic number, because the mean of its divisors is an integer number (337601880).

Almost surely, 2^4449317537 is an apocalyptic number.

It is an amenable number.

4449317537 is a deficient number, since it is larger than the sum of its proper divisors (952312543).

4449317537 is a wasteful number, since it uses less digits than its factorization.

4449317537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122120.

The product of its digits is 1270080, while the sum is 47.

The square root of 4449317537 is about 66703.2048480431. The cubic root of 4449317537 is about 1644.7420673861.

The spelling of 4449317537 in words is "four billion, four hundred forty-nine million, three hundred seventeen thousand, five hundred thirty-seven".