545055616323 has 20 divisors (see below), whose sum is σ = 814240987560. Its totient is φ = 363360546432.

The previous prime is 545055616283. The next prime is 545055616331. The reversal of 545055616323 is 323616550545.

545055616323 is a `hidden beast` number, since 5 + 4 + 5 + 0 + 5 + 5 + 6 + 1 + 632 + 3 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-545055616323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (545055616393) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4078936 + ... + 4210442.

It is an arithmetic number, because the mean of its divisors is an integer number (40712049378).

Almost surely, 2^545055616323 is an apocalyptic number.

545055616323 is a deficient number, since it is larger than the sum of its proper divisors (269185371237).

545055616323 is a wasteful number, since it uses less digits than its factorization.

545055616323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182688 (or 182679 counting only the distinct ones).

The product of its (nonzero) digits is 1620000, while the sum is 45.

The spelling of 545055616323 in words is "five hundred forty-five billion, fifty-five million, six hundred sixteen thousand, three hundred twenty-three".