47479218936 has 32 divisors (see below), whose sum is σ = 119011257600. Its totient is φ = 15784644960.

The previous prime is 47479218931. The next prime is 47479218937. The reversal of 47479218936 is 63981297474.

It is a self number, because there is not a number n which added to its sum of digits gives 47479218936.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47479218931) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2600800 + ... + 2618991.

It is an arithmetic number, because the mean of its divisors is an integer number (3719101800).

Almost surely, 2^47479218936 is an apocalyptic number.

It is an amenable number.

47479218936 is an abundant number, since it is smaller than the sum of its proper divisors (71532038664).

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

47479218936 is a wasteful number, since it uses less digits than its factorization.

47479218936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5220179 (or 5220175 counting only the distinct ones).

The product of its digits is 18289152, while the sum is 60.

The spelling of 47479218936 in words is "forty-seven billion, four hundred seventy-nine million, two hundred eighteen thousand, nine hundred thirty-six".