2040660660402 has 48 divisors (see below), whose sum is σ = 5441761765440. Its totient is φ = 538196217696.

The previous prime is 2040660660323. The next prime is 2040660660419.

2040660660402 is a `hidden beast` number, since 2 + 0 + 4 + 0 + 6 + 606 + 6 + 0 + 40 + 2 = 666.

2040660660402 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 622910652 + ... + 622913927.

It is an arithmetic number, because the mean of its divisors is an integer number (113370036780).

Almost surely, 2^{2040660660402} is an apocalyptic number.

2040660660402 is an abundant number, since it is smaller than the sum of its proper divisors (3401101105038).

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

2040660660402 is a wasteful number, since it uses less digits than its factorization.

2040660660402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1245824607 (or 1245824604 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 36.

The spelling of 2040660660402 in words is "two trillion, forty billion, six hundred sixty million, six hundred sixty thousand, four hundred two".