505013272774357 has 2 divisors, whose sum is σ = 505013272774358. Its totient is φ = 505013272774356.

The previous prime is 505013272774343. The next prime is 505013272774513. The reversal of 505013272774357 is 753477272310505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 424642926341956 + 80370346432401 = 20606866^2 + 8964951^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505013272774357 is a prime.

It is a super-3 number, since 3×505013272774357³ (a number of 45 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505013272774757) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252506636387178 + 252506636387179.

It is an arithmetic number, because the mean of its divisors is an integer number (252506636387179).

Almost surely, 2^{505013272774357} is an apocalyptic number.

It is an amenable number.

505013272774357 is a deficient number, since it is larger than the sum of its proper divisors (1).

505013272774357 is an equidigital number, since it uses as much as digits as its factorization.

505013272774357 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43218000, while the sum is 58.

The spelling of 505013272774357 in words is "five hundred five trillion, thirteen billion, two hundred seventy-two million, seven hundred seventy-four thousand, three hundred fifty-seven".