5664076661 has 8 divisors (see below), whose sum is σ = 5818122240. Its totient is φ = 5510081808.

The previous prime is 5664076637. The next prime is 5664076673. The reversal of 5664076661 is 1666704665.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5664076661 - 2¹⁴ = 5664060277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5664076601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 361100 + ... + 376458.

It is an arithmetic number, because the mean of its divisors is an integer number (727265280).

Almost surely, 2^5664076661 is an apocalyptic number.

It is an amenable number.

5664076661 is a deficient number, since it is larger than the sum of its proper divisors (154045579).

5664076661 is a wasteful number, since it uses less digits than its factorization.

5664076661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25363.

The product of its (nonzero) digits is 1088640, while the sum is 47.

The square root of 5664076661 is about 75260.0601979563. The cubic root of 5664076661 is about 1782.5554194769. Note that the first 3 decimals are identical.

The spelling of 5664076661 in words is "five billion, six hundred sixty-four million, seventy-six thousand, six hundred sixty-one".