545382318 has 64 divisors (see below), whose sum is σ = 1218373632. Its totient is φ = 161619840.

The previous prime is 545382307. The next prime is 545382347. The reversal of 545382318 is 813283545.

545382318 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 683896 + ... + 684692.

It is an arithmetic number, because the mean of its divisors is an integer number (19037088).

Almost surely, 2^545382318 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545382318, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (609186816).

545382318 is an abundant number, since it is smaller than the sum of its proper divisors (672991314).

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

545382318 is a wasteful number, since it uses less digits than its factorization.

545382318 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129.

The product of its digits is 115200, while the sum is 39.

The square root of 545382318 is about 23353.4219762329. The cubic root of 545382318 is about 817.0218749309.

The spelling of 545382318 in words is "five hundred forty-five million, three hundred eighty-two thousand, three hundred eighteen".