3867085776447 has 12 divisors (see below), whose sum is σ = 5616651289704. Its totient is φ = 2563813773360.

The previous prime is 3867085776431. The next prime is 3867085776457. The reversal of 3867085776447 is 7446775807683.

3867085776447 is a `hidden beast` number, since 3 + 8 + 6 + 7 + 0 + 8 + 577 + 6 + 4 + 47 = 666.

It is not a de Polignac number, because 3867085776447 - 2⁴ = 3867085776431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3867085776457) 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, 1186949193 + ... + 1186952450.

It is an arithmetic number, because the mean of its divisors is an integer number (468054274142).

Almost surely, 2^{3867085776447} is an apocalyptic number.

3867085776447 is a deficient number, since it is larger than the sum of its proper divisors (1749565513257).

3867085776447 is a wasteful number, since it uses less digits than its factorization.

3867085776447 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2373901830 (or 2373901827 counting only the distinct ones).

The product of its (nonzero) digits is 1327656960, while the sum is 72.

The spelling of 3867085776447 in words is "three trillion, eight hundred sixty-seven billion, eighty-five million, seven hundred seventy-six thousand, four hundred forty-seven".