4536725749 has 2 divisors, whose sum is σ = 4536725750. Its totient is φ = 4536725748.

The previous prime is 4536725731. The next prime is 4536725761. The reversal of 4536725749 is 9475276354.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3181749649 + 1354976100 = 56407^2 + 36810^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4536725749 is a prime.

It is a super-2 number, since 2×4536725749² = 41163761043279222002, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4536725696 and 4536725705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4536725719) 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 as a sum of consecutive naturals, namely, 2268362874 + 2268362875.

It is an arithmetic number, because the mean of its divisors is an integer number (2268362875).

Almost surely, 2^4536725749 is an apocalyptic number.

It is an amenable number.

4536725749 is a deficient number, since it is larger than the sum of its proper divisors (1).

4536725749 is an equidigital number, since it uses as much as digits as its factorization.

4536725749 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6350400, while the sum is 52.

The square root of 4536725749 is about 67355.2206514090. The cubic root of 4536725749 is about 1655.4427853562.

The spelling of 4536725749 in words is "four billion, five hundred thirty-six million, seven hundred twenty-five thousand, seven hundred forty-nine".