503064663979 has 2 divisors, whose sum is σ = 503064663980. Its totient is φ = 503064663978.

The previous prime is 503064663961. The next prime is 503064664043. The reversal of 503064663979 is 979366460305.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 503064663979 - 2⁷ = 503064663851 is a prime.

It is a super-2 number, since 2×503064663979² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (503064663929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 251532331989 + 251532331990.

It is an arithmetic number, because the mean of its divisors is an integer number (251532331990).

Almost surely, 2^503064663979 is an apocalyptic number.

503064663979 is a deficient number, since it is larger than the sum of its proper divisors (1).

503064663979 is an equidigital number, since it uses as much as digits as its factorization.

503064663979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22044960, while the sum is 58.

The spelling of 503064663979 in words is "five hundred three billion, sixty-four million, six hundred sixty-three thousand, nine hundred seventy-nine".