47646655443 has 12 divisors (see below), whose sum is σ = 68827861960. Its totient is φ = 31762168416.

The previous prime is 47646655423. The next prime is 47646655457. The reversal of 47646655443 is 34455664674.

It is a happy number.

47646655443 is a `hidden beast` number, since 4 + 7 + 6 + 46 + 6 + 554 + 43 = 666.

It is not a de Polignac number, because 47646655443 - 2⁹ = 47646654931 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 47646655443.

It is not an unprimeable number, because it can be changed into a prime (47646655403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 50698 + ... + 312831.

Almost surely, 2^47646655443 is an apocalyptic number.

47646655443 is a deficient number, since it is larger than the sum of its proper divisors (21181206517).

47646655443 is a wasteful number, since it uses less digits than its factorization.

47646655443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378098 (or 378095 counting only the distinct ones).

The product of its digits is 29030400, while the sum is 54.

The spelling of 47646655443 in words is "forty-seven billion, six hundred forty-six million, six hundred fifty-five thousand, four hundred forty-three".