77606057983 has 2 divisors, whose sum is σ = 77606057984. Its totient is φ = 77606057982.

The previous prime is 77606057953. The next prime is 77606057993. The reversal of 77606057983 is 38975060677.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 77606057983 - 2²⁵ = 77572503551 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (77606057923) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38803028991 + 38803028992.

It is an arithmetic number, because the mean of its divisors is an integer number (38803028992).

Almost surely, 2^77606057983 is an apocalyptic number.

77606057983 is a deficient number, since it is larger than the sum of its proper divisors (1).

77606057983 is an equidigital number, since it uses as much as digits as its factorization.

77606057983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13335840, while the sum is 58.

The spelling of 77606057983 in words is "seventy-seven billion, six hundred six million, fifty-seven thousand, nine hundred eighty-three".