16947880213 has 8 divisors (see below), whose sum is σ = 18801963360. Its totient is φ = 15146024880.

The previous prime is 16947880181. The next prime is 16947880217. The reversal of 16947880213 is 31208874961.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16947880213 - 2⁵ = 16947880181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16947880217) 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, 13056270 + ... + 13057567.

It is an arithmetic number, because the mean of its divisors is an integer number (2350245420).

Almost surely, 2^16947880213 is an apocalyptic number.

It is an amenable number.

16947880213 is a deficient number, since it is larger than the sum of its proper divisors (1854083147).

16947880213 is a wasteful number, since it uses less digits than its factorization.

16947880213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26113907.

The product of its (nonzero) digits is 580608, while the sum is 49.

The spelling of 16947880213 in words is "sixteen billion, nine hundred forty-seven million, eight hundred eighty thousand, two hundred thirteen".