51267798559248 has 40 divisors (see below), whose sum is σ = 133234877713728. Its totient is φ = 16986935248512.

The previous prime is 51267798559193. The next prime is 51267798559283. The reversal of 51267798559248 is 84295589776215.

51267798559248 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×51267798559248² (a number of 28 digits) contains 22 as substring.

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, 3197833711 + ... + 3197849742.

Almost surely, 2^{51267798559248} is an apocalyptic number.

It is an amenable number.

51267798559248 is an abundant number, since it is smaller than the sum of its proper divisors (81967079154480).

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

51267798559248 is a wasteful number, since it uses less digits than its factorization.

51267798559248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6395683631 (or 6395683625 counting only the distinct ones).

The product of its digits is 3048192000, while the sum is 78.

The spelling of 51267798559248 in words is "fifty-one trillion, two hundred sixty-seven billion, seven hundred ninety-eight million, five hundred fifty-nine thousand, two hundred forty-eight".