77483236877 has 2 divisors, whose sum is σ = 77483236878. Its totient is φ = 77483236876.

The previous prime is 77483236847. The next prime is 77483236879. The reversal of 77483236877 is 77863238477.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 55891579396 + 21591657481 = 236414^2 + 146941^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77483236877 is a prime.

Together with 77483236879, 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 (77483236879) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38741618438 + 38741618439.

It is an arithmetic number, because the mean of its divisors is an integer number (38741618439).

Almost surely, 2^77483236877 is an apocalyptic number.

It is an amenable number.

77483236877 is a deficient number, since it is larger than the sum of its proper divisors (1).

77483236877 is an equidigital number, since it uses as much as digits as its factorization.

77483236877 is an evil number, because the sum of its binary digits is even.

The product of its digits is 66382848, while the sum is 62.

The spelling of 77483236877 in words is "seventy-seven billion, four hundred eighty-three million, two hundred thirty-six thousand, eight hundred seventy-seven".