3894875765709 has 8 divisors (see below), whose sum is σ = 5193193211232. Its totient is φ = 2596571082000.

The previous prime is 3894875765653. The next prime is 3894875765713. The reversal of 3894875765709 is 9075675784983.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3894875765709 - 2⁷ = 3894875765581 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3894875765779) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2454042 + ... + 3716459.

It is an arithmetic number, because the mean of its divisors is an integer number (649149151404).

Almost surely, 2^{3894875765709} is an apocalyptic number.

It is an amenable number.

3894875765709 is a deficient number, since it is larger than the sum of its proper divisors (1298317445523).

3894875765709 is a wasteful number, since it uses less digits than its factorization.

3894875765709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6380907.

The product of its (nonzero) digits is 3200601600, while the sum is 78.

The spelling of 3894875765709 in words is "three trillion, eight hundred ninety-four billion, eight hundred seventy-five million, seven hundred sixty-five thousand, seven hundred nine".