5664942446 has 4 divisors (see below), whose sum is σ = 8497413672. Its totient is φ = 2832471222.

The previous prime is 5664942443. The next prime is 5664942469. The reversal of 5664942446 is 6442494665.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 5664942394 and 5664942403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5664942443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1416235610 + ... + 1416235613.

It is an arithmetic number, because the mean of its divisors is an integer number (2124353418).

Almost surely, 2^5664942446 is an apocalyptic number.

5664942446 is a deficient number, since it is larger than the sum of its proper divisors (2832471226).

5664942446 is a wasteful number, since it uses less digits than its factorization.

5664942446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2832471225.

The product of its digits is 4976640, while the sum is 50.

The square root of 5664942446 is about 75265.8119334403. The cubic root of 5664942446 is about 1782.6462392879.

The spelling of 5664942446 in words is "five billion, six hundred sixty-four million, nine hundred forty-two thousand, four hundred forty-six".