77331054859 has 2 divisors, whose sum is σ = 77331054860. Its totient is φ = 77331054858.

The previous prime is 77331054851. The next prime is 77331054863. The reversal of 77331054859 is 95845013377.

It is a strong prime.

It is an emirp because it is prime and its reverse (95845013377) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 77331054859 - 2³ = 77331054851 is a prime.

It is not a weakly prime, because it can be changed into another prime (77331054851) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38665527429 + 38665527430.

It is an arithmetic number, because the mean of its divisors is an integer number (38665527430).

Almost surely, 2^77331054859 is an apocalyptic number.

77331054859 is a deficient number, since it is larger than the sum of its proper divisors (1).

77331054859 is an equidigital number, since it uses as much as digits as its factorization.

77331054859 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3175200, while the sum is 52.

The spelling of 77331054859 in words is "seventy-seven billion, three hundred thirty-one million, fifty-four thousand, eight hundred fifty-nine".