51230334240552 has 32 divisors (see below), whose sum is σ = 128625517313280. Its totient is φ = 17003487185280.

The previous prime is 51230334240521. The next prime is 51230334240599. The reversal of 51230334240552 is 25504243303215.

It is a self number, because there is not a number n which added to its sum of digits gives 51230334240552.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4580675224 + ... + 4580686407.

It is an arithmetic number, because the mean of its divisors is an integer number (4019547416040).

Almost surely, 2^{51230334240552} is an apocalyptic number.

It is an amenable number.

51230334240552 is an abundant number, since it is smaller than the sum of its proper divisors (77395183072728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

51230334240552 is a wasteful number, since it uses less digits than its factorization.

51230334240552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9161361873 (or 9161361869 counting only the distinct ones).

The product of its (nonzero) digits is 432000, while the sum is 39.

Adding to 51230334240552 its reverse (25504243303215), we get a palindrome (76734577543767).

The spelling of 51230334240552 in words is "fifty-one trillion, two hundred thirty billion, three hundred thirty-four million, two hundred forty thousand, five hundred fifty-two".