7436996389 has 2 divisors, whose sum is σ = 7436996390. Its totient is φ = 7436996388.

The previous prime is 7436996309. The next prime is 7436996407. The reversal of 7436996389 is 9836996347.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4942793025 + 2494203364 = 70305^2 + 49942^2 .

It is a cyclic number.

It is not a de Polignac number, because 7436996389 - 2¹⁹ = 7436472101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7436996389.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7436996309) 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, 3718498194 + 3718498195.

It is an arithmetic number, because the mean of its divisors is an integer number (3718498195).

Almost surely, 2^7436996389 is an apocalyptic number.

It is an amenable number.

7436996389 is a deficient number, since it is larger than the sum of its proper divisors (1).

7436996389 is an equidigital number, since it uses as much as digits as its factorization.

7436996389 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 52907904, while the sum is 64.

The square root of 7436996389 is about 86238.0217131632. The cubic root of 7436996389 is about 1951.9372716681.

The spelling of 7436996389 in words is "seven billion, four hundred thirty-six million, nine hundred ninety-six thousand, three hundred eighty-nine".