51336544306020 has 24 divisors (see below), whose sum is σ = 143742324057024. Its totient is φ = 13689745148256.

The previous prime is 51336544305979. The next prime is 51336544306057. The reversal of 51336544306020 is 2060344563315.

51336544306020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 427804535824 + ... + 427804535943.

It is an arithmetic number, because the mean of its divisors is an integer number (5989263502376).

Almost surely, 2^{51336544306020} is an apocalyptic number.

It is an amenable number.

51336544306020 is an abundant number, since it is smaller than the sum of its proper divisors (92405779751004).

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

51336544306020 is a wasteful number, since it uses less digits than its factorization.

51336544306020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855609071779 (or 855609071777 counting only the distinct ones).

The product of its (nonzero) digits is 777600, while the sum is 42.

Adding to 51336544306020 its reverse (2060344563315), we get a palindrome (53396888869335).

The spelling of 51336544306020 in words is "fifty-one trillion, three hundred thirty-six billion, five hundred forty-four million, three hundred six thousand, twenty".