52779090671 has 2 divisors, whose sum is σ = 52779090672. Its totient is φ = 52779090670.

The previous prime is 52779090643. The next prime is 52779090673. The reversal of 52779090671 is 17609097725.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-52779090671 is a prime.

Together with 52779090673, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52779090673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26389545335 + 26389545336.

It is an arithmetic number, because the mean of its divisors is an integer number (26389545336).

Almost surely, 2^52779090671 is an apocalyptic number.

52779090671 is a deficient number, since it is larger than the sum of its proper divisors (1).

52779090671 is an equidigital number, since it uses as much as digits as its factorization.

52779090671 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1666980, while the sum is 53.

The spelling of 52779090671 in words is "fifty-two billion, seven hundred seventy-nine million, ninety thousand, six hundred seventy-one".