503776063457 has 2 divisors, whose sum is σ = 503776063458. Its totient is φ = 503776063456.

The previous prime is 503776063447. The next prime is 503776063459. The reversal of 503776063457 is 754360677305.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 371320828321 + 132455235136 = 609361^2 + 363944^2 .

It is a cyclic number.

It is not a de Polignac number, because 503776063457 - 2⁸ = 503776063201 is a prime.

It is a super-2 number, since 2×503776063457² (a number of 24 digits) contains 22 as substring.

Together with 503776063459, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 503776063399 and 503776063408.

It is not a weakly prime, because it can be changed into another prime (503776063459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251888031728 + 251888031729.

It is an arithmetic number, because the mean of its divisors is an integer number (251888031729).

Almost surely, 2^503776063457 is an apocalyptic number.

It is an amenable number.

503776063457 is a deficient number, since it is larger than the sum of its proper divisors (1).

503776063457 is an equidigital number, since it uses as much as digits as its factorization.

503776063457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11113200, while the sum is 53.

The spelling of 503776063457 in words is "five hundred three billion, seven hundred seventy-six million, sixty-three thousand, four hundred fifty-seven".