506771340379 has 2 divisors, whose sum is σ = 506771340380. Its totient is φ = 506771340378.

The previous prime is 506771340343. The next prime is 506771340407. The reversal of 506771340379 is 973043177605.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-506771340379 is a prime.

It is not a weakly prime, because it can be changed into another prime (506771340329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 253385670189 + 253385670190.

It is an arithmetic number, because the mean of its divisors is an integer number (253385670190).

Almost surely, 2^506771340379 is an apocalyptic number.

506771340379 is a deficient number, since it is larger than the sum of its proper divisors (1).

506771340379 is an equidigital number, since it uses as much as digits as its factorization.

506771340379 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3333960, while the sum is 52.

The spelling of 506771340379 in words is "five hundred six billion, seven hundred seventy-one million, three hundred forty thousand, three hundred seventy-nine".