47278653365 has 16 divisors (see below), whose sum is σ = 57996414720. Its totient is φ = 36983094720.

The previous prime is 47278653361. The next prime is 47278653377. The reversal of 47278653365 is 56335687274.

It is not a de Polignac number, because 47278653365 - 2² = 47278653361 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 47278653365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47278653361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 154526 + ... + 344144.

It is an arithmetic number, because the mean of its divisors is an integer number (3624775920).

Almost surely, 2^47278653365 is an apocalyptic number.

It is an amenable number.

47278653365 is a deficient number, since it is larger than the sum of its proper divisors (10717761355).

47278653365 is a wasteful number, since it uses less digits than its factorization.

47278653365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 190732.

The product of its digits is 25401600, while the sum is 56.

The spelling of 47278653365 in words is "forty-seven billion, two hundred seventy-eight million, six hundred fifty-three thousand, three hundred sixty-five".