51203422411 has 12 divisors (see below), whose sum is σ = 56343643720. Its totient is φ = 46399430880.

The previous prime is 51203422327. The next prime is 51203422447. The reversal of 51203422411 is 11422430215.

It is not a de Polignac number, because 51203422411 - 2¹⁷ = 51203291339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (51203426411) 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 in 11 ways as a sum of consecutive naturals, for example, 2537130 + ... + 2557231.

Almost surely, 2^51203422411 is an apocalyptic number.

51203422411 is a deficient number, since it is larger than the sum of its proper divisors (5140221309).

51203422411 is a wasteful number, since it uses less digits than its factorization.

51203422411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5094426 (or 5094403 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 51203422411 its reverse (11422430215), we get a palindrome (62625852626).

The spelling of 51203422411 in words is "fifty-one billion, two hundred three million, four hundred twenty-two thousand, four hundred eleven".