6288790913989 has 2 divisors, whose sum is σ = 6288790913990. Its totient is φ = 6288790913988.

The previous prime is 6288790913969. The next prime is 6288790914013. The reversal of 6288790913989 is 9893190978826.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6274874700900 + 13916213089 = 2504970^2 + 117967^2 .

It is a cyclic number.

It is not a de Polignac number, because 6288790913989 - 2²³ = 6288782525381 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6288790913969) 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, 3144395456994 + 3144395456995.

It is an arithmetic number, because the mean of its divisors is an integer number (3144395456995).

Almost surely, 2^{6288790913989} is an apocalyptic number.

It is an amenable number.

6288790913989 is a deficient number, since it is larger than the sum of its proper divisors (1).

6288790913989 is an equidigital number, since it uses as much as digits as its factorization.

6288790913989 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 846526464, while the sum is 79.

The spelling of 6288790913989 in words is "six trillion, two hundred eighty-eight billion, seven hundred ninety million, nine hundred thirteen thousand, nine hundred eighty-nine".