16956406266 has 16 divisors (see below), whose sum is σ = 34342089600. Its totient is φ = 5580589248.

The previous prime is 16956406241. The next prime is 16956406267. The reversal of 16956406266 is 66260465961.

It is not an unprimeable number, because it can be changed into a prime (16956406267) 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, 17886031 + ... + 17886978.

It is an arithmetic number, because the mean of its divisors is an integer number (2146380600).

Almost surely, 2^16956406266 is an apocalyptic number.

16956406266 is an abundant number, since it is smaller than the sum of its proper divisors (17385683334).

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

16956406266 is a wasteful number, since it uses less digits than its factorization.

16956406266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35773093.

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 16956406266 in words is "sixteen billion, nine hundred fifty-six million, four hundred six thousand, two hundred sixty-six".