5665005426 has 8 divisors (see below), whose sum is σ = 11330010864. Its totient is φ = 1888335140.

The previous prime is 5665005413. The next prime is 5665005427. The reversal of 5665005426 is 6245005665.

It is a happy number.

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

5665005426 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (5665005427) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 472083780 + ... + 472083791.

It is an arithmetic number, because the mean of its divisors is an integer number (1416251358).

Almost surely, 2^5665005426 is an apocalyptic number.

5665005426 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.

5665005426 is a wasteful number, since it uses less digits than its factorization.

5665005426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 944167576.

The product of its (nonzero) digits is 216000, while the sum is 39.

The square root of 5665005426 is about 75266.2303161252. The cubic root of 5665005426 is about 1782.6528454536.

The spelling of 5665005426 in words is "five billion, six hundred sixty-five million, five thousand, four hundred twenty-six".