5646323145 has 32 divisors (see below), whose sum is σ = 9238417920. Its totient is φ = 2943440640.

The previous prime is 5646323143. The next prime is 5646323213. The reversal of 5646323145 is 5413236465.

It is not a de Polignac number, because 5646323145 - 2¹ = 5646323143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5646323141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 579615 + ... + 589275.

It is an arithmetic number, because the mean of its divisors is an integer number (288700560).

Almost surely, 2^5646323145 is an apocalyptic number.

It is an amenable number.

5646323145 is a deficient number, since it is larger than the sum of its proper divisors (3592094775).

5646323145 is a wasteful number, since it uses less digits than its factorization.

5646323145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10545.

The product of its digits is 259200, while the sum is 39.

The square root of 5646323145 is about 75142.0198357750. The cubic root of 5646323145 is about 1780.6910527429.

The spelling of 5646323145 in words is "five billion, six hundred forty-six million, three hundred twenty-three thousand, one hundred forty-five".