51241184042 has 16 divisors (see below), whose sum is σ = 79380142560. Its totient is φ = 24788873808.

The previous prime is 51241184039. The next prime is 51241184047. The reversal of 51241184042 is 24048114215.

It is a super-2 number, since 2×51241184042² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (51241184047) 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, 1920968 + ... + 1947459.

It is an arithmetic number, because the mean of its divisors is an integer number (4961258910).

Almost surely, 2^51241184042 is an apocalyptic number.

51241184042 is a deficient number, since it is larger than the sum of its proper divisors (28138958518).

51241184042 is a wasteful number, since it uses less digits than its factorization.

51241184042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3868645.

The product of its (nonzero) digits is 10240, while the sum is 32.

Adding to 51241184042 its reverse (24048114215), we get a palindrome (75289298257).

The spelling of 51241184042 in words is "fifty-one billion, two hundred forty-one million, one hundred eighty-four thousand, forty-two".