545325520311 has 320 divisors, whose sum is σ = 1046251261440. Its totient is φ = 277965250560.

The previous prime is 545325520309. The next prime is 545325520319. The reversal of 545325520311 is 113025523545.

545325520311 is a `hidden beast` number, since 5 + 45 + 32 + 552 + 0 + 31 + 1 = 666.

It is not a de Polignac number, because 545325520311 - 2¹ = 545325520309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (545325520319) 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 319 ways as a sum of consecutive naturals, for example, 848095356 + ... + 848095998.

It is an arithmetic number, because the mean of its divisors is an integer number (3269535192).

Almost surely, 2^545325520311 is an apocalyptic number.

545325520311 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

545325520311 is a deficient number, since it is larger than the sum of its proper divisors (500925741129).

545325520311 is a wasteful number, since it uses less digits than its factorization.

545325520311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 828 (or 819 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The spelling of 545325520311 in words is "five hundred forty-five billion, three hundred twenty-five million, five hundred twenty thousand, three hundred eleven".