5771646612890 has 32 divisors (see below), whose sum is σ = 10444306286736. Its totient is φ = 2296363806720.

The previous prime is 5771646612883. The next prime is 5771646612961. The reversal of 5771646612890 is 982166461775.

It can be written as a sum of positive squares in 8 ways, for example, as 1199460849601 + 4572185763289 = 1095199^2 + 2138267^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13321880 + ... + 13748300.

Almost surely, 2^{5771646612890} is an apocalyptic number.

5771646612890 is a deficient number, since it is larger than the sum of its proper divisors (4672659673846).

5771646612890 is a wasteful number, since it uses less digits than its factorization.

5771646612890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433634.

The product of its (nonzero) digits is 30481920, while the sum is 62.

The spelling of 5771646612890 in words is "five trillion, seven hundred seventy-one billion, six hundred forty-six million, six hundred twelve thousand, eight hundred ninety".