16740444373 has 8 divisors (see below), whose sum is σ = 17071631928. Its totient is φ = 16409824704.

The previous prime is 16740444359. The next prime is 16740444379. The reversal of 16740444373 is 37344404761.

It can be written as a sum of positive squares in 4 ways, for example, as 422425809 + 16318018564 = 20553^2 + 127742^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 16740444373 - 2⁹ = 16740443861 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16740444379) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82186 + ... + 200587.

It is an arithmetic number, because the mean of its divisors is an integer number (2133953991).

Almost surely, 2^16740444373 is an apocalyptic number.

It is an amenable number.

16740444373 is a deficient number, since it is larger than the sum of its proper divisors (331187555).

16740444373 is a wasteful number, since it uses less digits than its factorization.

16740444373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283943.

The product of its (nonzero) digits is 677376, while the sum is 43.

The spelling of 16740444373 in words is "sixteen billion, seven hundred forty million, four hundred forty-four thousand, three hundred seventy-three".