545526594 has 72 divisors (see below), whose sum is σ = 1281737340. Its totient is φ = 167541696.

The previous prime is 545526593. The next prime is 545526601. The reversal of 545526594 is 495625545.

545526594 is a `hidden beast` number, since 5 + 4 + 5 + 52 + 6 + 594 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 543495969 + 2030625 = 23313^2 + 1425^2 .

It is a super-2 number, since 2×545526594² = 595198529522481672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (545526593) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 239292 + ... + 241560.

Almost surely, 2^545526594 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 545526594, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (640868670).

545526594 is an abundant number, since it is smaller than the sum of its proper divisors (736210746).

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

545526594 is a wasteful number, since it uses less digits than its factorization.

545526594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2352 (or 2330 counting only the distinct ones).

The product of its digits is 1080000, while the sum is 45.

The square root of 545526594 is about 23356.5107411188. The cubic root of 545526594 is about 817.0939138482.

The spelling of 545526594 in words is "five hundred forty-five million, five hundred twenty-six thousand, five hundred ninety-four".