51552554017 has 2 divisors, whose sum is σ = 51552554018. Its totient is φ = 51552554016.

The previous prime is 51552553991. The next prime is 51552554063. The reversal of 51552554017 is 71045525515.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39682233616 + 11870320401 = 199204^2 + 108951^2 .

It is a cyclic number.

It is not a de Polignac number, because 51552554017 - 2⁷ = 51552553889 is a prime.

It is not a weakly prime, because it can be changed into another prime (51552552017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25776277008 + 25776277009.

It is an arithmetic number, because the mean of its divisors is an integer number (25776277009).

Almost surely, 2^51552554017 is an apocalyptic number.

It is an amenable number.

51552554017 is a deficient number, since it is larger than the sum of its proper divisors (1).

51552554017 is an equidigital number, since it uses as much as digits as its factorization.

51552554017 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 175000, while the sum is 40.

The spelling of 51552554017 in words is "fifty-one billion, five hundred fifty-two million, five hundred fifty-four thousand, seventeen".