45530202020 has 12 divisors (see below), whose sum is σ = 95613424284. Its totient is φ = 18212080800.

The previous prime is 45530202019. The next prime is 45530202031. The reversal of 45530202020 is 2020203554.

It can be written as a sum of positive squares in 2 ways, for example, as 11853547876 + 33676654144 = 108874^2 + 183512^2 .

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, 1138255031 + ... + 1138255070.

It is an arithmetic number, because the mean of its divisors is an integer number (7967785357).

Almost surely, 2^45530202020 is an apocalyptic number.

It is an amenable number.

45530202020 is an abundant number, since it is smaller than the sum of its proper divisors (50083222264).

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

45530202020 is a wasteful number, since it uses less digits than its factorization.

45530202020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2276510110 (or 2276510108 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 23.

Adding to 45530202020 its reverse (2020203554), we get a palindrome (47550405574).

The spelling of 45530202020 in words is "forty-five billion, five hundred thirty million, two hundred two thousand, twenty".