16740111789 has 24 divisors (see below), whose sum is σ = 24426293112. Its totient is φ = 11046942720.

The previous prime is 16740111767. The next prime is 16740111797. The reversal of 16740111789 is 98711104761.

16740111789 is a `hidden beast` number, since 167 + 401 + 1 + 1 + 7 + 89 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 735331689 + 16004780100 = 27117^2 + 126510^2 .

It is not a de Polignac number, because 16740111789 - 2¹⁵ = 16740079021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16740111749) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 416019 + ... + 454479.

It is an arithmetic number, because the mean of its divisors is an integer number (1017762213).

Almost surely, 2^16740111789 is an apocalyptic number.

It is an amenable number.

16740111789 is a deficient number, since it is larger than the sum of its proper divisors (7686181323).

16740111789 is a wasteful number, since it uses less digits than its factorization.

16740111789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38957 (or 38954 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 45.

The spelling of 16740111789 in words is "sixteen billion, seven hundred forty million, one hundred eleven thousand, seven hundred eighty-nine".