77336367473 has 2 divisors, whose sum is σ = 77336367474. Its totient is φ = 77336367472.

The previous prime is 77336367463. The next prime is 77336367539. The reversal of 77336367473 is 37476363377.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72653428849 + 4682938624 = 269543^2 + 68432^2 .

It is a cyclic number.

It is not a de Polignac number, because 77336367473 - 2⁸ = 77336367217 is a prime.

It is not a weakly prime, because it can be changed into another prime (77336367443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38668183736 + 38668183737.

It is an arithmetic number, because the mean of its divisors is an integer number (38668183737).

Almost surely, 2^77336367473 is an apocalyptic number.

It is an amenable number.

77336367473 is a deficient number, since it is larger than the sum of its proper divisors (1).

77336367473 is an equidigital number, since it uses as much as digits as its factorization.

77336367473 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 28005264, while the sum is 56.

The spelling of 77336367473 in words is "seventy-seven billion, three hundred thirty-six million, three hundred sixty-seven thousand, four hundred seventy-three".