23445440160545 has 16 divisors (see below), whose sum is σ = 30381280527360. Its totient is φ = 17266379891904.

The previous prime is 23445440160539. The next prime is 23445440160547. The reversal of 23445440160545 is 54506104454432.

It is not a de Polignac number, because 23445440160545 - 2¹⁰ = 23445440159521 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 23445440160545.

It is not an unprimeable number, because it can be changed into a prime (23445440160547) 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, 491391785 + ... + 491439494.

It is an arithmetic number, because the mean of its divisors is an integer number (1898830032960).

Almost surely, 2^{23445440160545} is an apocalyptic number.

It is an amenable number.

23445440160545 is a deficient number, since it is larger than the sum of its proper divisors (6935840366815).

23445440160545 is a wasteful number, since it uses less digits than its factorization.

23445440160545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 982831664.

The product of its (nonzero) digits is 4608000, while the sum is 47.

The spelling of 23445440160545 in words is "twenty-three trillion, four hundred forty-five billion, four hundred forty million, one hundred sixty thousand, five hundred forty-five".