545213022020 has 12 divisors (see below), whose sum is σ = 1144947346284. Its totient is φ = 218085208800.

The previous prime is 545213021999. The next prime is 545213022037. The reversal of 545213022020 is 20220312545.

It can be written as a sum of positive squares in 2 ways, for example, as 76171584064 + 469041437956 = 275992^2 + 684866^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13630325531 + ... + 13630325570.

It is an arithmetic number, because the mean of its divisors is an integer number (95412278857).

Almost surely, 2^545213022020 is an apocalyptic number.

It is an amenable number.

545213022020 is an abundant number, since it is smaller than the sum of its proper divisors (599734324264).

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

545213022020 is a wasteful number, since it uses less digits than its factorization.

545213022020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27260651110 (or 27260651108 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 545213022020 its reverse (20220312545), we get a palindrome (565433334565).

The spelling of 545213022020 in words is "five hundred forty-five billion, two hundred thirteen million, twenty-two thousand, twenty".