5646440613208 has 16 divisors (see below), whose sum is σ = 10601800884000. Its totient is φ = 2819293710816.

The previous prime is 5646440613139. The next prime is 5646440613269. The reversal of 5646440613208 is 8023160446465.

It is a congruent number.

It is an unprimeable number.

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, 490818363 + ... + 490829866.

It is an arithmetic number, because the mean of its divisors is an integer number (662612555250).

Almost surely, 2^{5646440613208} is an apocalyptic number.

It is an amenable number.

5646440613208 is a deficient number, since it is larger than the sum of its proper divisors (4955360270792).

5646440613208 is a wasteful number, since it uses less digits than its factorization.

5646440613208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 981648954 (or 981648950 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 49.

The spelling of 5646440613208 in words is "five trillion, six hundred forty-six billion, four hundred forty million, six hundred thirteen thousand, two hundred eight".