545338560 has 224 divisors, whose sum is σ = 1916655552. Its totient is φ = 130498560.

The previous prime is 545338553. The next prime is 545338613. The reversal of 545338560 is 65833545.

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

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, 461170 + ... + 462350.

It is an arithmetic number, because the mean of its divisors is an integer number (8556498).

Almost surely, 2^545338560 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 545338560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (958327776).

545338560 is an abundant number, since it is smaller than the sum of its proper divisors (1371316992).

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

545338560 is a wasteful number, since it uses less digits than its factorization.

545338560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1251 (or 1241 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 545338560 is about 23352.4850925977. The cubic root of 545338560 is about 817.0000234710. Note that the first 4 decimals are identical.

The spelling of 545338560 in words is "five hundred forty-five million, three hundred thirty-eight thousand, five hundred sixty".