5655981306 has 8 divisors (see below), whose sum is σ = 11311962624. Its totient is φ = 1885327100.

The previous prime is 5655981301. The next prime is 5655981349. The reversal of 5655981306 is 6031895565.

It is a happy number.

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

5655981306 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (5655981301) 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 3 ways as a sum of consecutive naturals, for example, 471331770 + ... + 471331781.

It is an arithmetic number, because the mean of its divisors is an integer number (1413995328).

Almost surely, 2^5655981306 is an apocalyptic number.

5655981306 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

5655981306 is a wasteful number, since it uses less digits than its factorization.

5655981306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942663556.

The product of its (nonzero) digits is 972000, while the sum is 48.

The square root of 5655981306 is about 75206.2584230860. The cubic root of 5655981306 is about 1781.7057782423.

The spelling of 5655981306 in words is "five billion, six hundred fifty-five million, nine hundred eighty-one thousand, three hundred six".