2266206640406 has 16 divisors (see below), whose sum is σ = 3448838178720. Its totient is φ = 1116609197760.

The previous prime is 2266206640363. The next prime is 2266206640457. The reversal of 2266206640406 is 6040466026622.

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, 3523181 + ... + 4116456.

It is an arithmetic number, because the mean of its divisors is an integer number (215552386170).

Almost surely, 2^{2266206640406} is an apocalyptic number.

2266206640406 is a deficient number, since it is larger than the sum of its proper divisors (1182631538314).

2266206640406 is a wasteful number, since it uses less digits than its factorization.

2266206640406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7641799.

The product of its (nonzero) digits is 995328, while the sum is 44.

The spelling of 2266206640406 in words is "two trillion, two hundred sixty-six billion, two hundred six million, six hundred forty thousand, four hundred six".