4536889373 has 2 divisors, whose sum is σ = 4536889374. Its totient is φ = 4536889372.

The previous prime is 4536889349. The next prime is 4536889391. The reversal of 4536889373 is 3739886354.

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., 4316752804 + 220136569 = 65702^2 + 14837^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-4536889373 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4536589373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2268444686 + 2268444687.

It is an arithmetic number, because the mean of its divisors is an integer number (2268444687).

Almost surely, 2^4536889373 is an apocalyptic number.

It is an amenable number.

4536889373 is a deficient number, since it is larger than the sum of its proper divisors (1).

4536889373 is an equidigital number, since it uses as much as digits as its factorization.

4536889373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13063680, while the sum is 56.

The square root of 4536889373 is about 67356.4352753321. The cubic root of 4536889373 is about 1655.4626871480.

The spelling of 4536889373 in words is "four billion, five hundred thirty-six million, eight hundred eighty-nine thousand, three hundred seventy-three".