168453293245 has 16 divisors (see below), whose sum is σ = 205788791808. Its totient is φ = 132347514880.

The previous prime is 168453293209. The next prime is 168453293251. The reversal of 168453293245 is 542392354861.

168453293245 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 168453293245 - 2¹³ = 168453285053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 168453293192 and 168453293201.

It is a congruent number.

It is an unprimeable number.

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, 831949 + ... + 1014418.

It is an arithmetic number, because the mean of its divisors is an integer number (12861799488).

Almost surely, 2^168453293245 is an apocalyptic number.

It is an amenable number.

168453293245 is a deficient number, since it is larger than the sum of its proper divisors (37335498563).

168453293245 is a wasteful number, since it uses less digits than its factorization.

168453293245 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1846700.

The product of its digits is 6220800, while the sum is 52.

The spelling of 168453293245 in words is "one hundred sixty-eight billion, four hundred fifty-three million, two hundred ninety-three thousand, two hundred forty-five".