4331550749 has 2 divisors, whose sum is σ = 4331550750. Its totient is φ = 4331550748.

The previous prime is 4331550719. The next prime is 4331550761. The reversal of 4331550749 is 9470551334.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3431850724 + 899700025 = 58582^2 + 29995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4331550749 is a prime.

It is a super-2 number, since 2×4331550749² = 37524663782324922002, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4331550719) 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 as a sum of consecutive naturals, namely, 2165775374 + 2165775375.

It is an arithmetic number, because the mean of its divisors is an integer number (2165775375).

Almost surely, 2^4331550749 is an apocalyptic number.

It is an amenable number.

4331550749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4331550749 is an equidigital number, since it uses as much as digits as its factorization.

4331550749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 226800, while the sum is 41.

The square root of 4331550749 is about 65814.5177677388. The cubic root of 4331550749 is about 1630.1008317064.

The spelling of 4331550749 in words is "four billion, three hundred thirty-one million, five hundred fifty thousand, seven hundred forty-nine".