5566671964 has 96 divisors (see below), whose sum is σ = 12047978880. Its totient is φ = 2196480000.

The previous prime is 5566671959. The next prime is 5566671983. The reversal of 5566671964 is 4691766655.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4278114 + ... + 4279414.

It is an arithmetic number, because the mean of its divisors is an integer number (125499780).

Almost surely, 2^5566671964 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5566671964, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6023989440).

5566671964 is an abundant number, since it is smaller than the sum of its proper divisors (6481306916).

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

5566671964 is a wasteful number, since it uses less digits than its factorization.

5566671964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1519 (or 1517 counting only the distinct ones).

The product of its digits is 8164800, while the sum is 55.

The square root of 5566671964 is about 74610.1331187661. The cubic root of 5566671964 is about 1772.2781229430.

The spelling of 5566671964 in words is "five billion, five hundred sixty-six million, six hundred seventy-one thousand, nine hundred sixty-four".