16930473919 has 2 divisors, whose sum is σ = 16930473920. Its totient is φ = 16930473918.

The previous prime is 16930473913. The next prime is 16930474061. The reversal of 16930473919 is 91937403961.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16930473919 is a prime.

It is a super-2 number, since 2×16930473919² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16930473913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8465236959 + 8465236960.

It is an arithmetic number, because the mean of its divisors is an integer number (8465236960).

Almost surely, 2^16930473919 is an apocalyptic number.

16930473919 is a deficient number, since it is larger than the sum of its proper divisors (1).

16930473919 is an equidigital number, since it uses as much as digits as its factorization.

16930473919 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1102248, while the sum is 52.

The spelling of 16930473919 in words is "sixteen billion, nine hundred thirty million, four hundred seventy-three thousand, nine hundred nineteen".