3216654343 has 16 divisors (see below), whose sum is σ = 3948640000. Its totient is φ = 2612014776.

The previous prime is 3216654341. The next prime is 3216654347. The reversal of 3216654343 is 3434566123.

3216654343 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3216654343 - 2¹ = 3216654341 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 (3216654341) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 240273 + ... + 253306.

It is an arithmetic number, because the mean of its divisors is an integer number (246790000).

Almost surely, 2^3216654343 is an apocalyptic number.

3216654343 is a deficient number, since it is larger than the sum of its proper divisors (731985657).

3216654343 is an equidigital number, since it uses as much as digits as its factorization.

3216654343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 493619 (or 493605 counting only the distinct ones).

The product of its digits is 155520, while the sum is 37.

The square root of 3216654343 is about 56715.5564461815. The cubic root of 3216654343 is about 1476.1646407206.

The spelling of 3216654343 in words is "three billion, two hundred sixteen million, six hundred fifty-four thousand, three hundred forty-three".