6770688427 has 2 divisors, whose sum is σ = 6770688428. Its totient is φ = 6770688426.

The previous prime is 6770688401. The next prime is 6770688433. The reversal of 6770688427 is 7248860776.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6770688427 is a prime.

It is not a weakly prime, because it can be changed into another prime (6770688487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3385344213 + 3385344214.

It is an arithmetic number, because the mean of its divisors is an integer number (3385344214).

Almost surely, 2^6770688427 is an apocalyptic number.

6770688427 is a deficient number, since it is larger than the sum of its proper divisors (1).

6770688427 is an equidigital number, since it uses as much as digits as its factorization.

6770688427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6322176, while the sum is 55.

The square root of 6770688427 is about 82284.1930567469. The cubic root of 6770688427 is about 1891.8104044565.

The spelling of 6770688427 in words is "six billion, seven hundred seventy million, six hundred eighty-eight thousand, four hundred twenty-seven".