5431200816577 has 2 divisors, whose sum is σ = 5431200816578. Its totient is φ = 5431200816576.

The previous prime is 5431200816557. The next prime is 5431200816581. The reversal of 5431200816577 is 7756180021345.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3665268131121 + 1765932685456 = 1914489^2 + 1328884^2 .

It is a cyclic number.

It is not a de Polignac number, because 5431200816577 - 2⁷ = 5431200816449 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5431200816577.

It is not a weakly prime, because it can be changed into another prime (5431200816557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2715600408288 + 2715600408289.

It is an arithmetic number, because the mean of its divisors is an integer number (2715600408289).

Almost surely, 2^{5431200816577} is an apocalyptic number.

It is an amenable number.

5431200816577 is a deficient number, since it is larger than the sum of its proper divisors (1).

5431200816577 is an equidigital number, since it uses as much as digits as its factorization.

5431200816577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1411200, while the sum is 49.

The spelling of 5431200816577 in words is "five trillion, four hundred thirty-one billion, two hundred million, eight hundred sixteen thousand, five hundred seventy-seven".