16985433190 has 16 divisors (see below), whose sum is σ = 33353214480. Its totient is φ = 6176521120.

The previous prime is 16985433167. The next prime is 16985433209. The reversal of 16985433190 is 9133458961.

16985433190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×16985433190² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77206405 + ... + 77206624.

It is an arithmetic number, because the mean of its divisors is an integer number (2084575905).

Almost surely, 2^16985433190 is an apocalyptic number.

16985433190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16985433190 is a deficient number, since it is larger than the sum of its proper divisors (16367781290).

16985433190 is a wasteful number, since it uses less digits than its factorization.

16985433190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154413047.

The product of its (nonzero) digits is 699840, while the sum is 49.

The spelling of 16985433190 in words is "sixteen billion, nine hundred eighty-five million, four hundred thirty-three thousand, one hundred ninety".