3809842861296 has 80 divisors (see below), whose sum is σ = 10311216770048. Its totient is φ = 1210638528000.

The previous prime is 3809842861277. The next prime is 3809842861333. The reversal of 3809842861296 is 6921682489083.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19007605 + ... + 19206996.

Almost surely, 2^{3809842861296} is an apocalyptic number.

It is an amenable number.

3809842861296 is an abundant number, since it is smaller than the sum of its proper divisors (6501373908752).

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

3809842861296 is a wasteful number, since it uses less digits than its factorization.

3809842861296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38214710 (or 38214704 counting only the distinct ones).

The product of its (nonzero) digits is 71663616, while the sum is 66.

The spelling of 3809842861296 in words is "three trillion, eight hundred nine billion, eight hundred forty-two million, eight hundred sixty-one thousand, two hundred ninety-six".