51422888559 has 8 divisors (see below), whose sum is σ = 78358687360. Its totient is φ = 29384507736.

The previous prime is 51422888557. The next prime is 51422888591. The reversal of 51422888559 is 95588822415.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 51422888559 - 2¹ = 51422888557 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51422888499 and 51422888508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51422888557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1224354469 + ... + 1224354510.

It is an arithmetic number, because the mean of its divisors is an integer number (9794835920).

Almost surely, 2^51422888559 is an apocalyptic number.

51422888559 is a deficient number, since it is larger than the sum of its proper divisors (26935798801).

51422888559 is a wasteful number, since it uses less digits than its factorization.

51422888559 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2448708989.

The product of its digits is 9216000, while the sum is 57.

The spelling of 51422888559 in words is "fifty-one billion, four hundred twenty-two million, eight hundred eighty-eight thousand, five hundred fifty-nine".