5778661633 has 4 divisors (see below), whose sum is σ = 5834765248. Its totient is φ = 5722558020.

The previous prime is 5778661631. The next prime is 5778661639. The reversal of 5778661633 is 3361668775.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5778661633 - 2¹ = 5778661631 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5778661631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28051653 + ... + 28051858.

It is an arithmetic number, because the mean of its divisors is an integer number (1458691312).

Almost surely, 2^5778661633 is an apocalyptic number.

It is an amenable number.

5778661633 is a deficient number, since it is larger than the sum of its proper divisors (56103615).

5778661633 is a wasteful number, since it uses less digits than its factorization.

5778661633 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56103614.

The product of its digits is 3810240, while the sum is 52.

The square root of 5778661633 is about 76017.5087266085. The cubic root of 5778661633 is about 1794.4956989903.

The spelling of 5778661633 in words is "five billion, seven hundred seventy-eight million, six hundred sixty-one thousand, six hundred thirty-three".