2068090206406 has 16 divisors (see below), whose sum is σ = 3545794974240. Its totient is φ = 886200004800.

The previous prime is 2068090206401. The next prime is 2068090206421. The reversal of 2068090206406 is 6046020908602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2068090206401) 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, 10260745 + ... + 10460356.

It is an arithmetic number, because the mean of its divisors is an integer number (221612185890).

Almost surely, 2^{2068090206406} is an apocalyptic number.

2068090206406 is a deficient number, since it is larger than the sum of its proper divisors (1477704767834).

2068090206406 is a wasteful number, since it uses less digits than its factorization.

2068090206406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20728239.

The product of its (nonzero) digits is 248832, while the sum is 43.

The spelling of 2068090206406 in words is "two trillion, sixty-eight billion, ninety million, two hundred six thousand, four hundred six".