16240744343 has 8 divisors (see below), whose sum is σ = 16802366880. Its totient is φ = 15679228320.

The previous prime is 16240744339. The next prime is 16240744363. The reversal of 16240744343 is 34344704261.

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 16240744343 - 2² = 16240744339 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16240744297 and 16240744306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16240744363) 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, 399278 + ... + 438068.

It is an arithmetic number, because the mean of its divisors is an integer number (2100295860).

Almost surely, 2^16240744343 is an apocalyptic number.

16240744343 is a deficient number, since it is larger than the sum of its proper divisors (561622537).

16240744343 is a wasteful number, since it uses less digits than its factorization.

16240744343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53257.

The product of its (nonzero) digits is 193536, while the sum is 38.

The spelling of 16240744343 in words is "sixteen billion, two hundred forty million, seven hundred forty-four thousand, three hundred forty-three".