51625899823633 has 2 divisors, whose sum is σ = 51625899823634. Its totient is φ = 51625899823632.

The previous prime is 51625899823601. The next prime is 51625899823711. The reversal of 51625899823633 is 33632899852615.

51625899823633 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51618146668929 + 7753154704 = 7184577^2 + 88052^2 .

It is a cyclic number.

It is not a de Polignac number, because 51625899823633 - 2⁵ = 51625899823601 is a prime.

It is not a weakly prime, because it can be changed into another prime (51625899824633) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25812949911816 + 25812949911817.

It is an arithmetic number, because the mean of its divisors is an integer number (25812949911817).

Almost surely, 2^{51625899823633} is an apocalyptic number.

It is an amenable number.

51625899823633 is a deficient number, since it is larger than the sum of its proper divisors (1).

51625899823633 is an equidigital number, since it uses as much as digits as its factorization.

51625899823633 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 503884800, while the sum is 70.

The spelling of 51625899823633 in words is "fifty-one trillion, six hundred twenty-five billion, eight hundred ninety-nine million, eight hundred twenty-three thousand, six hundred thirty-three".