5661489395 has 8 divisors (see below), whose sum is σ = 6799009056. Its totient is φ = 4525710336.

The previous prime is 5661489389. The next prime is 5661489397. The reversal of 5661489395 is 5939841665.

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 5661489395 - 2⁶ = 5661489331 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5661489395.

It is not an unprimeable number, because it can be changed into a prime (5661489397) 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, 427982 + ... + 441011.

It is an arithmetic number, because the mean of its divisors is an integer number (849876132).

Almost surely, 2^5661489395 is an apocalyptic number.

5661489395 is a deficient number, since it is larger than the sum of its proper divisors (1137519661).

5661489395 is a wasteful number, since it uses less digits than its factorization.

5661489395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 870301.

The product of its digits is 6998400, while the sum is 56.

The square root of 5661489395 is about 75242.8693963754. The cubic root of 5661489395 is about 1782.2839632033.

The spelling of 5661489395 in words is "five billion, six hundred sixty-one million, four hundred eighty-nine thousand, three hundred ninety-five".