5666777284 has 81 divisors (see below), whose sum is σ = 12218223087. Its totient is φ = 2292666768.

The previous prime is 5666777267. The next prime is 5666777287. The reversal of 5666777284 is 4827776665.

The square root of 5666777284 is 75278.

It is a perfect power (a square), and thus also a powerful number.

It is a super-2 number, since 2×5666777284² = 64224729572916833312, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5666777287) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 20023807 + ... + 20024089.

Almost surely, 2^5666777284 is an apocalyptic number.

5666777284 is the 75278-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5666777284

5666777284 is an abundant number, since it is smaller than the sum of its proper divisors (6551445803).

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

5666777284 is a wasteful number, since it uses less digits than its factorization.

5666777284 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 622 (or 311 counting only the distinct ones).

The product of its digits is 23708160, while the sum is 58.

The cubic root of 5666777284 is about 1782.8386810187.

The spelling of 5666777284 in words is "five billion, six hundred sixty-six million, seven hundred seventy-seven thousand, two hundred eighty-four".