47715873928 has 16 divisors (see below), whose sum is σ = 89679781260. Its totient is φ = 23801265600.

The previous prime is 47715873911. The next prime is 47715873979. The reversal of 47715873928 is 82937851774.

It can be written as a sum of positive squares in 2 ways, for example, as 33598156804 + 14117717124 = 183298^2 + 118818^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7080343 + ... + 7087078.

Almost surely, 2^47715873928 is an apocalyptic number.

It is an amenable number.

47715873928 is a deficient number, since it is larger than the sum of its proper divisors (41963907332).

47715873928 is a wasteful number, since it uses less digits than its factorization.

47715873928 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14167848 (or 14167844 counting only the distinct ones).

The product of its digits is 23708160, while the sum is 61.

The spelling of 47715873928 in words is "forty-seven billion, seven hundred fifteen million, eight hundred seventy-three thousand, nine hundred twenty-eight".