2004986577771 has 24 divisors (see below), whose sum is σ = 2996088195360. Its totient is φ = 1290509539200.

The previous prime is 2004986577761. The next prime is 2004986577817. The reversal of 2004986577771 is 1777756894002.

2004986577771 is a `hidden beast` number, since 2 + 0 + 0 + 498 + 6 + 5 + 7 + 77 + 71 = 666.

It is not a de Polignac number, because 2004986577771 - 2⁵ = 2004986577739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2004986577699 and 2004986577708.

It is not an unprimeable number, because it can be changed into a prime (2004986577721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6272751 + ... + 6584631.

It is an arithmetic number, because the mean of its divisors is an integer number (124837008140).

Almost surely, 2^{2004986577771} is an apocalyptic number.

2004986577771 is a deficient number, since it is larger than the sum of its proper divisors (991101617589).

2004986577771 is a wasteful number, since it uses less digits than its factorization.

2004986577771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336547 (or 336544 counting only the distinct ones).

The product of its (nonzero) digits is 41489280, while the sum is 63.

The spelling of 2004986577771 in words is "two trillion, four billion, nine hundred eighty-six million, five hundred seventy-seven thousand, seven hundred seventy-one".