675631323 has 24 divisors (see below), whose sum is σ = 1040785200. Its totient is φ = 420862464.

The previous prime is 675631309. The next prime is 675631331. The reversal of 675631323 is 323136576.

675631323 is a `hidden beast` number, since 67 + 563 + 1 + 32 + 3 = 666.

It is not a de Polignac number, because 675631323 - 2⁵ = 675631291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (675631343) 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 23 ways as a sum of consecutive naturals, for example, 5383 + ... + 37151.

It is an arithmetic number, because the mean of its divisors is an integer number (43366050).

Almost surely, 2^675631323 is an apocalyptic number.

675631323 is a deficient number, since it is larger than the sum of its proper divisors (365153877).

675631323 is a wasteful number, since it uses less digits than its factorization.

675631323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31931 (or 31928 counting only the distinct ones).

The product of its digits is 68040, while the sum is 36.

The square root of 675631323 is about 25992.9090907501. The cubic root of 675631323 is about 877.4787176761.

Adding to 675631323 its reverse (323136576), we get a palindrome (998767899).

It can be divided in two parts, 67563 and 1323, that added together give a palindrome (68886).

The spelling of 675631323 in words is "six hundred seventy-five million, six hundred thirty-one thousand, three hundred twenty-three".