51343200551 has 2 divisors, whose sum is σ = 51343200552. Its totient is φ = 51343200550.

The previous prime is 51343200529. The next prime is 51343200563. The reversal of 51343200551 is 15500234315.

51343200551 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 51343200551 - 2¹⁰ = 51343199527 is a prime.

It is a super-2 number, since 2×51343200551² (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 (51343200151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25671600275 + 25671600276.

It is an arithmetic number, because the mean of its divisors is an integer number (25671600276).

Almost surely, 2^51343200551 is an apocalyptic number.

51343200551 is a deficient number, since it is larger than the sum of its proper divisors (1).

51343200551 is an equidigital number, since it uses as much as digits as its factorization.

51343200551 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 51343200551 its reverse (15500234315), we get a palindrome (66843434866).

The spelling of 51343200551 in words is "fifty-one billion, three hundred forty-three million, two hundred thousand, five hundred fifty-one".