51032242413 has 12 divisors (see below), whose sum is σ = 76255075260. Its totient is φ = 32848339776.

The previous prime is 51032242403. The next prime is 51032242423. The reversal of 51032242413 is 31424223015.

51032242413 is a `hidden beast` number, since 5 + 1 + 0 + 3 + 2 + 242 + 413 = 666.

It is an interprime number because it is at equal distance from previous prime (51032242403) and next prime (51032242423).

It can be written as a sum of positive squares in 2 ways, for example, as 28703814084 + 22328428329 = 169422^2 + 149427^2 .

It is not a de Polignac number, because 51032242413 - 2⁹ = 51032241901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51032242403) 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 11 ways as a sum of consecutive naturals, for example, 97762656 + ... + 97763177.

It is an arithmetic number, because the mean of its divisors is an integer number (6354589605).

Almost surely, 2^51032242413 is an apocalyptic number.

It is an amenable number.

51032242413 is a deficient number, since it is larger than the sum of its proper divisors (25222832847).

51032242413 is a wasteful number, since it uses less digits than its factorization.

51032242413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195525868 (or 195525865 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 51032242413 its reverse (31424223015), we get a palindrome (82456465428).

The spelling of 51032242413 in words is "fifty-one billion, thirty-two million, two hundred forty-two thousand, four hundred thirteen".