5173407436777 has 2 divisors, whose sum is σ = 5173407436778. Its totient is φ = 5173407436776.

The previous prime is 5173407436741. The next prime is 5173407436787. The reversal of 5173407436777 is 7776347043715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3198789482256 + 1974617954521 = 1788516^2 + 1405211^2 .

It is a cyclic number.

It is not a de Polignac number, because 5173407436777 - 2³⁵ = 5139047698409 is a prime.

It is not a weakly prime, because it can be changed into another prime (5173407436787) 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, 2586703718388 + 2586703718389.

It is an arithmetic number, because the mean of its divisors is an integer number (2586703718389).

Almost surely, 2^{5173407436777} is an apocalyptic number.

It is an amenable number.

5173407436777 is a deficient number, since it is larger than the sum of its proper divisors (1).

5173407436777 is an equidigital number, since it uses as much as digits as its factorization.

5173407436777 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72606240, while the sum is 61.

The spelling of 5173407436777 in words is "five trillion, one hundred seventy-three billion, four hundred seven million, four hundred thirty-six thousand, seven hundred seventy-seven".