545373090 has 48 divisors (see below), whose sum is σ = 1501384248. Its totient is φ = 136877568.

The previous prime is 545373089. The next prime is 545373097. The reversal of 545373090 is 90373545.

545373090 is a `hidden beast` number, since 5 + 4 + 537 + 30 + 90 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 361418121 + 183954969 = 19011^2 + 13563^2 .

It is a super-2 number, since 2×545373090² = 594863614592296200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (545373097) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 176697 + ... + 179756.

Almost surely, 2^545373090 is an apocalyptic number.

545373090 is an abundant number, since it is smaller than the sum of its proper divisors (956011158).

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

545373090 is a wasteful number, since it uses less digits than its factorization.

545373090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356483 (or 356480 counting only the distinct ones).

The product of its (nonzero) digits is 56700, while the sum is 36.

The square root of 545373090 is about 23353.2244026387. The cubic root of 545373090 is about 817.0172668360.

The spelling of 545373090 in words is "five hundred forty-five million, three hundred seventy-three thousand, ninety".