47869783956 has 36 divisors (see below), whose sum is σ = 121040168704. Its totient is φ = 15951848400.

The previous prime is 47869783889. The next prime is 47869783961. The reversal of 47869783956 is 65938796874.

47869783956 is a `hidden beast` number, since 478 + 6 + 9 + 78 + 39 + 56 = 666.

47869783956 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 73990 + ... + 318141.

Almost surely, 2^47869783956 is an apocalyptic number.

It is an amenable number.

47869783956 is an abundant number, since it is smaller than the sum of its proper divisors (73170384748).

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

47869783956 is a wasteful number, since it uses less digits than its factorization.

47869783956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395532 (or 395527 counting only the distinct ones).

The product of its digits is 548674560, while the sum is 72.

The spelling of 47869783956 in words is "forty-seven billion, eight hundred sixty-nine million, seven hundred eighty-three thousand, nine hundred fifty-six".