51040422133 has 8 divisors (see below), whose sum is σ = 54136890720. Its totient is φ = 47984966640.

The previous prime is 51040422119. The next prime is 51040422157. The reversal of 51040422133 is 33122404015.

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

It is not a de Polignac number, because 51040422133 - 2²⁵ = 51006867701 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 51040422098 and 51040422107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51040426133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10250710 + ... + 10255687.

It is an arithmetic number, because the mean of its divisors is an integer number (6767111340).

Almost surely, 2^51040422133 is an apocalyptic number.

It is an amenable number.

51040422133 is a deficient number, since it is larger than the sum of its proper divisors (3096468587).

51040422133 is a wasteful number, since it uses less digits than its factorization.

51040422133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20506547.

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 51040422133 its reverse (33122404015), we get a palindrome (84162826148).

The spelling of 51040422133 in words is "fifty-one billion, forty million, four hundred twenty-two thousand, one hundred thirty-three".