51370213373719 has 2 divisors, whose sum is σ = 51370213373720. Its totient is φ = 51370213373718.

The previous prime is 51370213373683. The next prime is 51370213373749. The reversal of 51370213373719 is 91737331207315.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51370213373719 - 2¹¹ = 51370213371671 is a prime.

It is a super-2 number, since 2×51370213373719² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51370213373749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25685106686859 + 25685106686860.

It is an arithmetic number, because the mean of its divisors is an integer number (25685106686860).

Almost surely, 2^{51370213373719} is an apocalyptic number.

51370213373719 is a deficient number, since it is larger than the sum of its proper divisors (1).

51370213373719 is an equidigital number, since it uses as much as digits as its factorization.

51370213373719 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2500470, while the sum is 52.

The spelling of 51370213373719 in words is "fifty-one trillion, three hundred seventy billion, two hundred thirteen million, three hundred seventy-three thousand, seven hundred nineteen".