5564445366640 has 40 divisors (see below), whose sum is σ = 12937557108528. Its totient is φ = 2225740016640.

The previous prime is 5564445366629. The next prime is 5564445366691. The reversal of 5564445366640 is 466635444655.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

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, 4359235 + ... + 5489245.

Almost surely, 2^{5564445366640} is an apocalyptic number.

It is an amenable number.

5564445366640 is an abundant number, since it is smaller than the sum of its proper divisors (7373111741888).

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

5564445366640 is a wasteful number, since it uses less digits than its factorization.

5564445366640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191577 (or 1191571 counting only the distinct ones).

The product of its (nonzero) digits is 124416000, while the sum is 58.

The spelling of 5564445366640 in words is "five trillion, five hundred sixty-four billion, four hundred forty-five million, three hundred sixty-six thousand, six hundred forty".