51303243134 has 48 divisors (see below), whose sum is σ = 91755555840. Its totient is φ = 21324494880.

The previous prime is 51303243083. The next prime is 51303243151. The reversal of 51303243134 is 43134230315.

It is a junction number, because it is equal to n+sod(n) for n = 51303243097 and 51303243106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 333347 + ... + 462305.

It is an arithmetic number, because the mean of its divisors is an integer number (1911574080).

Almost surely, 2^51303243134 is an apocalyptic number.

51303243134 is a deficient number, since it is larger than the sum of its proper divisors (40452312706).

51303243134 is a wasteful number, since it uses less digits than its factorization.

51303243134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129105 (or 129092 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 51303243134 its reverse (43134230315), we get a palindrome (94437473449).

The spelling of 51303243134 in words is "fifty-one billion, three hundred three million, two hundred forty-three thousand, one hundred thirty-four".