5566150065644 has 96 divisors (see below), whose sum is σ = 11537963630592. Its totient is φ = 2299207680000.

The previous prime is 5566150065643. The next prime is 5566150065667. The reversal of 5566150065644 is 4465600516655.

It is not an unprimeable number, because it can be changed into a prime (5566150065643) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 217406444 + ... + 217432044.

It is an arithmetic number, because the mean of its divisors is an integer number (120187121152).

Almost surely, 2^{5566150065644} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5566150065644, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5768981815296).

5566150065644 is an abundant number, since it is smaller than the sum of its proper divisors (5971813564948).

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

5566150065644 is a wasteful number, since it uses less digits than its factorization.

5566150065644 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26647 (or 26645 counting only the distinct ones).

The product of its (nonzero) digits is 12960000, while the sum is 53.

The spelling of 5566150065644 in words is "five trillion, five hundred sixty-six billion, one hundred fifty million, sixty-five thousand, six hundred forty-four".