168328007031 has 16 divisors (see below), whose sum is σ = 226929991680. Its totient is φ = 110974999200.

The previous prime is 168328006997. The next prime is 168328007033. The reversal of 168328007031 is 130700823861.

168328007031 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 168328007031 - 2¹¹ = 168328004983 is a prime.

It is a super-2 number, since 2×168328007031² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168328007033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 76855 + ... + 585288.

It is an arithmetic number, because the mean of its divisors is an integer number (14183124480).

Almost surely, 2^168328007031 is an apocalyptic number.

168328007031 is a deficient number, since it is larger than the sum of its proper divisors (58601984649).

168328007031 is a wasteful number, since it uses less digits than its factorization.

168328007031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663086.

The product of its (nonzero) digits is 48384, while the sum is 39.

The spelling of 168328007031 in words is "one hundred sixty-eight billion, three hundred twenty-eight million, seven thousand, thirty-one".