266216230404026 has 16 divisors (see below), whose sum is σ = 460889202286080. Its totient is φ = 112963039774800.

The previous prime is 266216230403993. The next prime is 266216230404049. The reversal of 266216230404026 is 620404032612662.

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, 94135865066 + ... + 94135867893.

It is an arithmetic number, because the mean of its divisors is an integer number (28805575142880).

Almost surely, 2^{266216230404026} is an apocalyptic number.

266216230404026 is a deficient number, since it is larger than the sum of its proper divisors (194672971882054).

266216230404026 is a wasteful number, since it uses less digits than its factorization.

266216230404026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188271733069.

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

The spelling of 266216230404026 in words is "two hundred sixty-six trillion, two hundred sixteen billion, two hundred thirty million, four hundred four thousand, twenty-six".