51545052211127 has 2 divisors, whose sum is σ = 51545052211128. Its totient is φ = 51545052211126.

The previous prime is 51545052211117. The next prime is 51545052211139. The reversal of 51545052211127 is 72111225054515.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 51545052211127 - 2¹⁶ = 51545052145591 is a prime.

It is a super-2 number, since 2×51545052211127² (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 (51545052211117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25772526105563 + 25772526105564.

It is an arithmetic number, because the mean of its divisors is an integer number (25772526105564).

Almost surely, 2^{51545052211127} is an apocalyptic number.

51545052211127 is a deficient number, since it is larger than the sum of its proper divisors (1).

51545052211127 is an equidigital number, since it uses as much as digits as its factorization.

51545052211127 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 140000, while the sum is 41.

The spelling of 51545052211127 in words is "fifty-one trillion, five hundred forty-five billion, fifty-two million, two hundred eleven thousand, one hundred twenty-seven".