2020663530 has 32 divisors (see below), whose sum is σ = 5388436800. Its totient is φ = 538843536.

The previous prime is 2020663529. The next prime is 2020663591. The reversal of 2020663530 is 353660202.

2020663530 is a `hidden beast` number, since 2 + 0 + 20 + 6 + 635 + 3 + 0 = 666.

It is a super-2 number, since 2×2020663530² = 8166162202944121800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 2020663494 and 2020663503.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3741700 + ... + 3742239.

It is an arithmetic number, because the mean of its divisors is an integer number (168388650).

Almost surely, 2^2020663530 is an apocalyptic number.

2020663530 is an abundant number, since it is smaller than the sum of its proper divisors (3367773270).

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

2020663530 is a wasteful number, since it uses less digits than its factorization.

2020663530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7483955 (or 7483949 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 2020663530 is about 44951.7911767707. The cubic root of 2020663530 is about 1264.2452610687.

The spelling of 2020663530 in words is "two billion, twenty million, six hundred sixty-three thousand, five hundred thirty".