2020666026 has 32 divisors (see below), whose sum is σ = 4067179200. Its totient is φ = 669262464.

The previous prime is 2020666013. The next prime is 2020666027. The reversal of 2020666026 is 6206660202.

It is a junction number, because it is equal to n+sod(n) for n = 2020665984 and 2020666002.

It is not an unprimeable number, because it can be changed into a prime (2020666027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 653881 + ... + 656963.

It is an arithmetic number, because the mean of its divisors is an integer number (127099350).

Almost surely, 2^2020666026 is an apocalyptic number.

2020666026 is an abundant number, since it is smaller than the sum of its proper divisors (2046513174).

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

2020666026 is a wasteful number, since it uses less digits than its factorization.

2020666026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3750.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 2020666026 is about 44951.8189398382. The cubic root of 2020666026 is about 1264.2457816163.

The spelling of 2020666026 in words is "two billion, twenty million, six hundred sixty-six thousand, twenty-six".