2020666170020 has 48 divisors (see below), whose sum is σ = 4251734625600. Its totient is φ = 806679758976.

The previous prime is 2020666169999. The next prime is 2020666170023. The reversal of 2020666170020 is 200716660202.

It is not an unprimeable number, because it can be changed into a prime (2020666170023) 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, 32749319 + ... + 32810961.

It is an arithmetic number, because the mean of its divisors is an integer number (88577804700).

Almost surely, 2^{2020666170020} is an apocalyptic number.

2020666170020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2020666170020 is an abundant number, since it is smaller than the sum of its proper divisors (2231068455580).

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

2020666170020 is a wasteful number, since it uses less digits than its factorization.

2020666170020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64844 (or 64842 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 32.

The spelling of 2020666170020 in words is "two trillion, twenty billion, six hundred sixty-six million, one hundred seventy thousand, twenty".