16197433494 has 32 divisors (see below), whose sum is σ = 35350110720. Its totient is φ = 4906888800.

The previous prime is 16197433429. The next prime is 16197433507. The reversal of 16197433494 is 49433479161.

16197433494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15 ways as a sum of consecutive naturals, for example, 205852 + ... + 273440.

It is an arithmetic number, because the mean of its divisors is an integer number (1104690960).

Almost surely, 2^16197433494 is an apocalyptic number.

16197433494 is an abundant number, since it is smaller than the sum of its proper divisors (19152677226).

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

16197433494 is a wasteful number, since it uses less digits than its factorization.

16197433494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71236.

The product of its digits is 1959552, while the sum is 51.

The spelling of 16197433494 in words is "sixteen billion, one hundred ninety-seven million, four hundred thirty-three thousand, four hundred ninety-four".