545336520 has 64 divisors (see below), whose sum is σ = 1637979840. Its totient is φ = 145248000.

The previous prime is 545336497. The next prime is 545336527. The reversal of 545336520 is 25633545.

It is not an unprimeable number, because it can be changed into a prime (545336527) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120295 + ... + 124745.

It is an arithmetic number, because the mean of its divisors is an integer number (25593435).

Almost surely, 2^545336520 is an apocalyptic number.

It is an amenable number.

545336520 is an abundant number, since it is smaller than the sum of its proper divisors (1092643320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

545336520 is a wasteful number, since it uses less digits than its factorization.

545336520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5486 (or 5482 counting only the distinct ones).

The product of its (nonzero) digits is 54000, while the sum is 33.

The square root of 545336520 is about 23352.4414141220. The cubic root of 545336520 is about 816.9990047265. Note that the first 3 decimals are identical.

The spelling of 545336520 in words is "five hundred forty-five million, three hundred thirty-six thousand, five hundred twenty".