51447137735272 has 16 divisors (see below), whose sum is σ = 96948123876000. Its totient is φ = 25594304701680.

The previous prime is 51447137735267. The next prime is 51447137735317. The reversal of 51447137735272 is 27253773174415.

51447137735272 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 3 ways as a sum of consecutive naturals, for example, 16158019054 + ... + 16158022237.

It is an arithmetic number, because the mean of its divisors is an integer number (6059257742250).

Almost surely, 2^{51447137735272} is an apocalyptic number.

It is an amenable number.

51447137735272 is a deficient number, since it is larger than the sum of its proper divisors (45500986140728).

51447137735272 is a wasteful number, since it uses less digits than its factorization.

51447137735272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32316041496 (or 32316041492 counting only the distinct ones).

The product of its digits is 34574400, while the sum is 58.

The spelling of 51447137735272 in words is "fifty-one trillion, four hundred forty-seven billion, one hundred thirty-seven million, seven hundred thirty-five thousand, two hundred seventy-two".