51300115633044 has 36 divisors (see below), whose sum is σ = 129677356789344. Its totient is φ = 17099766303312.

The previous prime is 51300115632991. The next prime is 51300115633051. The reversal of 51300115633044 is 44033651100315.

51300115633044 is a `hidden beast` number, since 5 + 1 + 3 + 0 + 0 + 1 + 15 + 633 + 0 + 4 + 4 = 666.

51300115633044 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9044352 + ... + 13579415.

It is an arithmetic number, because the mean of its divisors is an integer number (3602148799704).

Almost surely, 2^{51300115633044} is an apocalyptic number.

It is an amenable number.

51300115633044 is an abundant number, since it is smaller than the sum of its proper divisors (78377241156300).

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

51300115633044 is a wasteful number, since it uses less digits than its factorization.

51300115633044 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22686764 (or 22686759 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 36.

Adding to 51300115633044 its reverse (44033651100315), we get a palindrome (95333766733359).

The spelling of 51300115633044 in words is "fifty-one trillion, three hundred billion, one hundred fifteen million, six hundred thirty-three thousand, forty-four".