2004426206406 has 48 divisors (see below), whose sum is σ = 4678646927136. Its totient is φ = 616528620288.

The previous prime is 2004426206399. The next prime is 2004426206423. The reversal of 2004426206406 is 6046026244002.

2004426206406 is a `hidden beast` number, since 2 + 0 + 0 + 4 + 4 + 2 + 6 + 2 + 0 + 640 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 848890 + ... + 2174733.

It is an arithmetic number, because the mean of its divisors is an integer number (97471810982).

Almost surely, 2^{2004426206406} is an apocalyptic number.

2004426206406 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

2004426206406 is an abundant number, since it is smaller than the sum of its proper divisors (2674220720730).

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

2004426206406 is a wasteful number, since it uses less digits than its factorization.

2004426206406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3026477 (or 3026474 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 36.

The spelling of 2004426206406 in words is "two trillion, four billion, four hundred twenty-six million, two hundred six thousand, four hundred six".