506454337577 has 2 divisors, whose sum is σ = 506454337578. Its totient is φ = 506454337576.

The previous prime is 506454337573. The next prime is 506454337589. The reversal of 506454337577 is 775733454605.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 307238512681 + 199215824896 = 554291^2 + 446336^2 .

It is a cyclic number.

It is not a de Polignac number, because 506454337577 - 2² = 506454337573 is a prime.

It is not a weakly prime, because it can be changed into another prime (506454337573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253227168788 + 253227168789.

It is an arithmetic number, because the mean of its divisors is an integer number (253227168789).

Almost surely, 2^506454337577 is an apocalyptic number.

It is an amenable number.

506454337577 is a deficient number, since it is larger than the sum of its proper divisors (1).

506454337577 is an equidigital number, since it uses as much as digits as its factorization.

506454337577 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37044000, while the sum is 56.

The spelling of 506454337577 in words is "five hundred six billion, four hundred fifty-four million, three hundred thirty-seven thousand, five hundred seventy-seven".