3847162865838 has 16 divisors (see below), whose sum is σ = 7694357185920. Its totient is φ = 1282382379576.

The previous prime is 3847162865809. The next prime is 3847162865929. The reversal of 3847162865838 is 8385682617483.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 464343 + ... + 2812461.

It is an arithmetic number, because the mean of its divisors is an integer number (480897324120).

Almost surely, 2^{3847162865838} is an apocalyptic number.

3847162865838 is an abundant number, since it is smaller than the sum of its proper divisors (3847194320082).

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

3847162865838 is a wasteful number, since it uses less digits than its factorization.

3847162865838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2621191.

The product of its digits is 371589120, while the sum is 69.

The spelling of 3847162865838 in words is "three trillion, eight hundred forty-seven billion, one hundred sixty-two million, eight hundred sixty-five thousand, eight hundred thirty-eight".