2020243455 has 12 divisors (see below), whose sum is σ = 3501755400. Its totient is φ = 1077463152.

The previous prime is 2020243439. The next prime is 2020243487. The reversal of 2020243455 is 5543420202.

It is a happy number.

2020243455 is a `hidden beast` number, since 2 + 0 + 202 + 4 + 3 + 455 = 666.

It is not a de Polignac number, because 2020243455 - 2⁴ = 2020243439 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22447105 + ... + 22447194.

It is an arithmetic number, because the mean of its divisors is an integer number (291812950).

Almost surely, 2^2020243455 is an apocalyptic number.

2020243455 is a deficient number, since it is larger than the sum of its proper divisors (1481511945).

2020243455 is a wasteful number, since it uses less digits than its factorization.

2020243455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44894310 (or 44894307 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 2020243455 is about 44947.1184282152. The cubic root of 2020243455 is about 1264.1576471692.

Adding to 2020243455 its reverse (5543420202), we get a palindrome (7563663657).

The spelling of 2020243455 in words is "two billion, twenty million, two hundred forty-three thousand, four hundred fifty-five".