16819730334 has 48 divisors (see below), whose sum is σ = 42094306800. Its totient is φ = 4797070080.

The previous prime is 16819730321. The next prime is 16819730353. The reversal of 16819730334 is 43303791861.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 16819730334.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2495109 + ... + 2501840.

It is an arithmetic number, because the mean of its divisors is an integer number (876964725).

Almost surely, 2^16819730334 is an apocalyptic number.

16819730334 is an abundant number, since it is smaller than the sum of its proper divisors (25274576466).

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

16819730334 is a wasteful number, since it uses less digits than its factorization.

16819730334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4996985 (or 4996982 counting only the distinct ones).

The product of its (nonzero) digits is 326592, while the sum is 45.

The spelling of 16819730334 in words is "sixteen billion, eight hundred nineteen million, seven hundred thirty thousand, three hundred thirty-four".