51343253527 has 2 divisors, whose sum is σ = 51343253528. Its totient is φ = 51343253526.

The previous prime is 51343253497. The next prime is 51343253543. The reversal of 51343253527 is 72535234315.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51343253527 - 2⁷ = 51343253399 is a prime.

It is a super-2 number, since 2×51343253527² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 51343253527.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (51343253567) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25671626763 + 25671626764.

It is an arithmetic number, because the mean of its divisors is an integer number (25671626764).

Almost surely, 2^51343253527 is an apocalyptic number.

51343253527 is a deficient number, since it is larger than the sum of its proper divisors (1).

51343253527 is an equidigital number, since it uses as much as digits as its factorization.

51343253527 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 378000, while the sum is 40.

The spelling of 51343253527 in words is "fifty-one billion, three hundred forty-three million, two hundred fifty-three thousand, five hundred twenty-seven".