4452816739 has 8 divisors (see below), whose sum is σ = 5192789600. Its totient is φ = 3816699768.

The previous prime is 4452816733. The next prime is 4452816743. The reversal of 4452816739 is 9376182544.

It is a happy number.

It is not a de Polignac number, because 4452816739 - 2²⁷ = 4318599011 is a prime.

It is a super-2 number, since 2×4452816739² = 39655153822237188242, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4452816692 and 4452816701.

It is not an unprimeable number, because it can be changed into a prime (4452816733) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6490644 + ... + 6491329.

It is an arithmetic number, because the mean of its divisors is an integer number (649098700).

Almost surely, 2^4452816739 is an apocalyptic number.

4452816739 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4452816739 is a deficient number, since it is larger than the sum of its proper divisors (739972861).

4452816739 is an equidigital number, since it uses as much as digits as its factorization.

4452816739 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12981994 (or 12981980 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 49.

The square root of 4452816739 is about 66729.4293321920. The cubic root of 4452816739 is about 1645.1731279985.

The spelling of 4452816739 in words is "four billion, four hundred fifty-two million, eight hundred sixteen thousand, seven hundred thirty-nine".