4069387778927 has 2 divisors, whose sum is σ = 4069387778928. Its totient is φ = 4069387778926.

The previous prime is 4069387778923. The next prime is 4069387778941. The reversal of 4069387778927 is 7298777839604.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4069387778927 - 2² = 4069387778923 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4069387778923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2034693889463 + 2034693889464.

It is an arithmetic number, because the mean of its divisors is an integer number (2034693889464).

Almost surely, 2^{4069387778927} is an apocalyptic number.

4069387778927 is a deficient number, since it is larger than the sum of its proper divisors (1).

4069387778927 is an equidigital number, since it uses as much as digits as its factorization.

4069387778927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1792336896, while the sum is 77.

The spelling of 4069387778927 in words is "four trillion, sixty-nine billion, three hundred eighty-seven million, seven hundred seventy-eight thousand, nine hundred twenty-seven".