51342234442 has 16 divisors (see below), whose sum is σ = 77837219712. Its totient is φ = 25396698240.

The previous prime is 51342234439. The next prime is 51342234451. The reversal of 51342234442 is 24443224315.

It is a junction number, because it is equal to n+sod(n) for n = 51342234398 and 51342234407.

It is an unprimeable number.

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, 468633 + ... + 567715.

It is an arithmetic number, because the mean of its divisors is an integer number (4864826232).

Almost surely, 2^51342234442 is an apocalyptic number.

51342234442 is a deficient number, since it is larger than the sum of its proper divisors (26494985270).

51342234442 is a wasteful number, since it uses less digits than its factorization.

51342234442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101853.

The product of its digits is 92160, while the sum is 34.

Adding to 51342234442 its reverse (24443224315), we get a palindrome (75785458757).

The spelling of 51342234442 in words is "fifty-one billion, three hundred forty-two million, two hundred thirty-four thousand, four hundred forty-two".