77403713347 has 2 divisors, whose sum is σ = 77403713348. Its totient is φ = 77403713346.

The previous prime is 77403713329. The next prime is 77403713423. The reversal of 77403713347 is 74331730477.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 77403713347 - 2²⁷ = 77269495619 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 77403713297 and 77403713306.

It is not a weakly prime, because it can be changed into another prime (77403714347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38701856673 + 38701856674.

It is an arithmetic number, because the mean of its divisors is an integer number (38701856674).

Almost surely, 2^77403713347 is an apocalyptic number.

77403713347 is a deficient number, since it is larger than the sum of its proper divisors (1).

77403713347 is an equidigital number, since it uses as much as digits as its factorization.

77403713347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1037232, while the sum is 46.

The spelling of 77403713347 in words is "seventy-seven billion, four hundred three million, seven hundred thirteen thousand, three hundred forty-seven".