52494667919 has 2 divisors, whose sum is σ = 52494667920. Its totient is φ = 52494667918.

The previous prime is 52494667909. The next prime is 52494668021. The reversal of 52494667919 is 91976649425.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52494667919 - 2⁸ = 52494667663 is a prime.

It is a super-2 number, since 2×52494667919² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (52494667909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26247333959 + 26247333960.

It is an arithmetic number, because the mean of its divisors is an integer number (26247333960).

Almost surely, 2^52494667919 is an apocalyptic number.

52494667919 is a deficient number, since it is larger than the sum of its proper divisors (1).

52494667919 is an equidigital number, since it uses as much as digits as its factorization.

52494667919 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29393280, while the sum is 62.

The spelling of 52494667919 in words is "fifty-two billion, four hundred ninety-four million, six hundred sixty-seven thousand, nine hundred nineteen".