16694824890 has 32 divisors (see below), whose sum is σ = 40092414336. Its totient is φ = 4449193920.

The previous prime is 16694824889. The next prime is 16694824903. The reversal of 16694824890 is 9842849661.

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 16694824890.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123022 + ... + 220281.

It is an arithmetic number, because the mean of its divisors is an integer number (1252887948).

Almost surely, 2^16694824890 is an apocalyptic number.

16694824890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16694824890 is an abundant number, since it is smaller than the sum of its proper divisors (23397589446).

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

16694824890 is a wasteful number, since it uses less digits than its factorization.

16694824890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 344934.

The product of its (nonzero) digits is 5971968, while the sum is 57.

The spelling of 16694824890 in words is "sixteen billion, six hundred ninety-four million, eight hundred twenty-four thousand, eight hundred ninety".