6379237789 has 2 divisors, whose sum is σ = 6379237790. Its totient is φ = 6379237788.

The previous prime is 6379237771. The next prime is 6379237801. The reversal of 6379237789 is 9877329736.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3327559225 + 3051678564 = 57685^2 + 55242^2 .

It is a cyclic number.

It is not a de Polignac number, because 6379237789 - 2⁵ = 6379237757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6379234789) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3189618894 + 3189618895.

It is an arithmetic number, because the mean of its divisors is an integer number (3189618895).

Almost surely, 2^6379237789 is an apocalyptic number.

It is an amenable number.

6379237789 is a deficient number, since it is larger than the sum of its proper divisors (1).

6379237789 is an equidigital number, since it uses as much as digits as its factorization.

6379237789 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24004512, while the sum is 61.

The square root of 6379237789 is about 79870.1307686422. The cubic root of 6379237789 is about 1854.6256574922.

The spelling of 6379237789 in words is "six billion, three hundred seventy-nine million, two hundred thirty-seven thousand, seven hundred eighty-nine".