52565545127 has 2 divisors, whose sum is σ = 52565545128. Its totient is φ = 52565545126.

The previous prime is 52565545121. The next prime is 52565545183. The reversal of 52565545127 is 72154556525.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 52565545127 - 2⁴ = 52565545111 is a prime.

It is a super-2 number, since 2×52565545127² (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 (52565545121) 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, 26282772563 + 26282772564.

It is an arithmetic number, because the mean of its divisors is an integer number (26282772564).

Almost surely, 2^52565545127 is an apocalyptic number.

52565545127 is a deficient number, since it is larger than the sum of its proper divisors (1).

52565545127 is an equidigital number, since it uses as much as digits as its factorization.

52565545127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2100000, while the sum is 47.

The spelling of 52565545127 in words is "fifty-two billion, five hundred sixty-five million, five hundred forty-five thousand, one hundred twenty-seven".