5674431645 has 32 divisors (see below), whose sum is σ = 10092445440. Its totient is φ = 3024993600.

The previous prime is 5674431593. The next prime is 5674431677. The reversal of 5674431645 is 5461344765.

5674431645 is a `hidden beast` number, since 567 + 4 + 43 + 1 + 6 + 45 = 666.

It is not a de Polignac number, because 5674431645 - 2³¹ = 3526947997 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 5674431645.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 336147 + ... + 352623.

It is an arithmetic number, because the mean of its divisors is an integer number (315388920).

Almost surely, 2^5674431645 is an apocalyptic number.

It is an amenable number.

5674431645 is a deficient number, since it is larger than the sum of its proper divisors (4418013795).

5674431645 is a wasteful number, since it uses less digits than its factorization.

5674431645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19042 (or 19036 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 45.

The square root of 5674431645 is about 75328.8234675147. The cubic root of 5674431645 is about 1783.6410389546.

The spelling of 5674431645 in words is "five billion, six hundred seventy-four million, four hundred thirty-one thousand, six hundred forty-five".