47213737827688 has 16 divisors (see below), whose sum is σ = 88699679374500. Its totient is φ = 23560489994496.

The previous prime is 47213737827671. The next prime is 47213737827721. The reversal of 47213737827688 is 88672873731274.

It can be written as a sum of positive squares in 2 ways, for example, as 34250843266084 + 12962894561604 = 5852422^2 + 3600402^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 47213737827688.

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, 5797360593 + ... + 5797368736.

Almost surely, 2^{47213737827688} is an apocalyptic number.

It is an amenable number.

47213737827688 is a deficient number, since it is larger than the sum of its proper divisors (41485941546812).

47213737827688 is a wasteful number, since it uses less digits than its factorization.

47213737827688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11594729844 (or 11594729840 counting only the distinct ones).

The product of its digits is 1062125568, while the sum is 73.

The spelling of 47213737827688 in words is "forty-seven trillion, two hundred thirteen billion, seven hundred thirty-seven million, eight hundred twenty-seven thousand, six hundred eighty-eight".