16930939317 has 4 divisors (see below), whose sum is σ = 22574585760. Its totient is φ = 11287292876.

The previous prime is 16930939313. The next prime is 16930939351. The reversal of 16930939317 is 71393903961.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 16930939317 - 2² = 16930939313 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 16930939317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16930939313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2821823217 + ... + 2821823222.

It is an arithmetic number, because the mean of its divisors is an integer number (5643646440).

Almost surely, 2^16930939317 is an apocalyptic number.

It is an amenable number.

16930939317 is a deficient number, since it is larger than the sum of its proper divisors (5643646443).

16930939317 is an equidigital number, since it uses as much as digits as its factorization.

16930939317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5643646442.

The product of its (nonzero) digits is 826686, while the sum is 51.

The spelling of 16930939317 in words is "sixteen billion, nine hundred thirty million, nine hundred thirty-nine thousand, three hundred seventeen".