16946008263 has 24 divisors (see below), whose sum is σ = 24719250816. Its totient is φ = 11185904400.

The previous prime is 16946008253. The next prime is 16946008271. The reversal of 16946008263 is 36280064961.

16946008263 is a `hidden beast` number, since 16 + 9 + 4 + 600 + 8 + 26 + 3 = 666.

It is not a de Polignac number, because 16946008263 - 2⁸ = 16946008007 is a prime.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16946008253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2607448 + ... + 2613938.

It is an arithmetic number, because the mean of its divisors is an integer number (1029968784).

Almost surely, 2^16946008263 is an apocalyptic number.

16946008263 is a deficient number, since it is larger than the sum of its proper divisors (7773242553).

16946008263 is a wasteful number, since it uses less digits than its factorization.

16946008263 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9315 (or 9312 counting only the distinct ones).

The product of its (nonzero) digits is 373248, while the sum is 45.

The spelling of 16946008263 in words is "sixteen billion, nine hundred forty-six million, eight thousand, two hundred sixty-three".