3854235085047 has 12 divisors (see below), whose sum is σ = 5672270503224. Its totient is φ = 2521009111920.

The previous prime is 3854235085037. The next prime is 3854235085091. The reversal of 3854235085047 is 7405805324583.

3854235085047 is a `hidden beast` number, since 3 + 8 + 5 + 42 + 3 + 508 + 50 + 47 = 666.

It is not a de Polignac number, because 3854235085047 - 2¹⁶ = 3854235019511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3854235084984 and 3854235085002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3854235085037) 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, 4040078229 + ... + 4040079182.

It is an arithmetic number, because the mean of its divisors is an integer number (472689208602).

Almost surely, 2^{3854235085047} is an apocalyptic number.

3854235085047 is a deficient number, since it is larger than the sum of its proper divisors (1818035418177).

3854235085047 is a wasteful number, since it uses less digits than its factorization.

3854235085047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8080157470 (or 8080157467 counting only the distinct ones).

The product of its (nonzero) digits is 16128000, while the sum is 54.

The spelling of 3854235085047 in words is "three trillion, eight hundred fifty-four billion, two hundred thirty-five million, eighty-five thousand, forty-seven".