5771776427 has 2 divisors, whose sum is σ = 5771776428. Its totient is φ = 5771776426.

The previous prime is 5771776237. The next prime is 5771776441. The reversal of 5771776427 is 7246771775.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5771776427 - 2¹⁰ = 5771775403 is a prime.

It is not a weakly prime, because it can be changed into another prime (5771776457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2885888213 + 2885888214.

It is an arithmetic number, because the mean of its divisors is an integer number (2885888214).

Almost surely, 2^5771776427 is an apocalyptic number.

5771776427 is a deficient number, since it is larger than the sum of its proper divisors (1).

5771776427 is an equidigital number, since it uses as much as digits as its factorization.

5771776427 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4033680, while the sum is 53.

The square root of 5771776427 is about 75972.2082540714. The cubic root of 5771776427 is about 1793.7827090443.

The spelling of 5771776427 in words is "five billion, seven hundred seventy-one million, seven hundred seventy-six thousand, four hundred twenty-seven".