2020355553 has 8 divisors (see below), whose sum is σ = 2694445600. Its totient is φ = 1346584608.

The previous prime is 2020355551. The next prime is 2020355639. The reversal of 2020355553 is 3555530202.

2020355553 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2020355553 - 2¹ = 2020355551 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2020355553.

It is not an unprimeable number, because it can be changed into a prime (2020355551) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64588 + ... + 90621.

It is an arithmetic number, because the mean of its divisors is an integer number (336805700).

Almost surely, 2^2020355553 is an apocalyptic number.

It is an amenable number.

2020355553 is a deficient number, since it is larger than the sum of its proper divisors (674090047).

2020355553 is a wasteful number, since it uses less digits than its factorization.

2020355553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159551.

The product of its (nonzero) digits is 22500, while the sum is 30.

The square root of 2020355553 is about 44948.3654096564. The cubic root of 2020355553 is about 1264.1810283319.

Adding to 2020355553 its reverse (3555530202), we get a palindrome (5575885755).

The spelling of 2020355553 in words is "two billion, twenty million, three hundred fifty-five thousand, five hundred fifty-three".