2018580066612 has 36 divisors (see below), whose sum is σ = 5189005261440. Its totient is φ = 661455614352.

The previous prime is 2018580066557. The next prime is 2018580066617. The reversal of 2018580066612 is 2166600858102.

It is a tau number, because it is divible by the number of its divisors (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2018580066617) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 475181508 + ... + 475185755.

It is an arithmetic number, because the mean of its divisors is an integer number (144139035040).

Almost surely, 2^{2018580066612} is an apocalyptic number.

It is an amenable number.

2018580066612 is an abundant number, since it is smaller than the sum of its proper divisors (3170425194828).

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

2018580066612 is a wasteful number, since it uses less digits than its factorization.

2018580066612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950367332 (or 950367327 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The spelling of 2018580066612 in words is "two trillion, eighteen billion, five hundred eighty million, sixty-six thousand, six hundred twelve".