51627340019 has 2 divisors, whose sum is σ = 51627340020. Its totient is φ = 51627340018.

The previous prime is 51627339913. The next prime is 51627340027. The reversal of 51627340019 is 91004372615.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51627340019 - 2²⁰ = 51626291443 is a prime.

It is a super-2 number, since 2×51627340019² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (51627340049) 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, 25813670009 + 25813670010.

It is an arithmetic number, because the mean of its divisors is an integer number (25813670010).

Almost surely, 2^51627340019 is an apocalyptic number.

51627340019 is a deficient number, since it is larger than the sum of its proper divisors (1).

51627340019 is an equidigital number, since it uses as much as digits as its factorization.

51627340019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45360, while the sum is 38.

The spelling of 51627340019 in words is "fifty-one billion, six hundred twenty-seven million, three hundred forty thousand, nineteen".