545155424 has 48 divisors (see below), whose sum is σ = 1173553920. Its totient is φ = 247224960.

The previous prime is 545155411. The next prime is 545155433. The reversal of 545155424 is 424551545.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 175517 + ... + 178595.

It is an arithmetic number, because the mean of its divisors is an integer number (24449040).

Almost surely, 2^545155424 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545155424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (586776960).

545155424 is an abundant number, since it is smaller than the sum of its proper divisors (628398496).

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

545155424 is a wasteful number, since it uses less digits than its factorization.

545155424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3603 (or 3595 counting only the distinct ones).

The product of its digits is 80000, while the sum is 35.

The square root of 545155424 is about 23348.5636389051. The cubic root of 545155424 is about 816.9085580469.

The spelling of 545155424 in words is "five hundred forty-five million, one hundred fifty-five thousand, four hundred twenty-four".