5015639989 has 2 divisors, whose sum is σ = 5015639990. Its totient is φ = 5015639988.

The previous prime is 5015639891. The next prime is 5015640053. The reversal of 5015639989 is 9899365105.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3579987889 + 1435652100 = 59833^2 + 37890^2 .

It is a cyclic number.

It is not a de Polignac number, because 5015639989 - 2⁷ = 5015639861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5015634989) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2507819994 + 2507819995.

It is an arithmetic number, because the mean of its divisors is an integer number (2507819995).

Almost surely, 2^5015639989 is an apocalyptic number.

It is an amenable number.

5015639989 is a deficient number, since it is larger than the sum of its proper divisors (1).

5015639989 is an equidigital number, since it uses as much as digits as its factorization.

5015639989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2624400, while the sum is 55.

The square root of 5015639989 is about 70821.1831940134. The cubic root of 5015639989 is about 1711.7570245627.

The spelling of 5015639989 in words is "five billion, fifteen million, six hundred thirty-nine thousand, nine hundred eighty-nine".