320632161424623 has 40 divisors (see below), whose sum is σ = 511015006252080. Its totient is φ = 199645231368960.

The previous prime is 320632161424559. The next prime is 320632161424649. The reversal of 320632161424623 is 326424161236023.

320632161424623 is a `hidden beast` number, since 3 + 2 + 0 + 6 + 3 + 2 + 1 + 6 + 14 + 2 + 4 + 623 = 666.

It is not a de Polignac number, because 320632161424623 - 2⁶ = 320632161424559 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (320632161424423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 888553728 + ... + 888914501.

It is an arithmetic number, because the mean of its divisors is an integer number (12775375156302).

Almost surely, 2^{320632161424623} is an apocalyptic number.

320632161424623 is a deficient number, since it is larger than the sum of its proper divisors (190382844827457).

320632161424623 is a wasteful number, since it uses less digits than its factorization.

320632161424623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1777468389 (or 1777468380 counting only the distinct ones).

The product of its (nonzero) digits is 1492992, while the sum is 45.

The spelling of 320632161424623 in words is "three hundred twenty trillion, six hundred thirty-two billion, one hundred sixty-one million, four hundred twenty-four thousand, six hundred twenty-three".