3321144345 has 16 divisors (see below), whose sum is σ = 5437409472. Its totient is φ = 1730084160.

The previous prime is 3321144313. The next prime is 3321144347. The reversal of 3321144345 is 5434411233.

It is not a de Polignac number, because 3321144345 - 2⁵ = 3321144313 is a prime.

It is a super-2 number, since 2×3321144345² = 22059999520650958050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3321144347) 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, 2573886 + ... + 2575175.

It is an arithmetic number, because the mean of its divisors is an integer number (339838092).

Almost surely, 2^3321144345 is an apocalyptic number.

It is an amenable number.

3321144345 is a deficient number, since it is larger than the sum of its proper divisors (2116265127).

3321144345 is a wasteful number, since it uses less digits than its factorization.

3321144345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5149112.

The product of its digits is 17280, while the sum is 30.

The square root of 3321144345 is about 57629.3705067130. The cubic root of 3321144345 is about 1491.9785652978.

Adding to 3321144345 its reverse (5434411233), we get a palindrome (8755555578).

The spelling of 3321144345 in words is "three billion, three hundred twenty-one million, one hundred forty-four thousand, three hundred forty-five".