6780367427 has 2 divisors, whose sum is σ = 6780367428. Its totient is φ = 6780367426.

The previous prime is 6780367411. The next prime is 6780367453. The reversal of 6780367427 is 7247630876.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6780367427 - 2⁴ = 6780367411 is a prime.

It is not a weakly prime, because it can be changed into another prime (6780367457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3390183713 + 3390183714.

It is an arithmetic number, because the mean of its divisors is an integer number (3390183714).

Almost surely, 2^6780367427 is an apocalyptic number.

6780367427 is a deficient number, since it is larger than the sum of its proper divisors (1).

6780367427 is an equidigital number, since it uses as much as digits as its factorization.

6780367427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2370816, while the sum is 50.

The square root of 6780367427 is about 82342.9865076559. The cubic root of 6780367427 is about 1892.7114509129.

The spelling of 6780367427 in words is "six billion, seven hundred eighty million, three hundred sixty-seven thousand, four hundred twenty-seven".