5566615467408 has 30 divisors (see below), whose sum is σ = 15578791898774. Its totient is φ = 1855538489088.

The previous prime is 5566615467397. The next prime is 5566615467437. The reversal of 5566615467408 is 8047645166655.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 4875475970304 + 691139497104 = 2208048^2 + 831348^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19328525785 + ... + 19328526072.

Almost surely, 2^{5566615467408} is an apocalyptic number.

It is an amenable number.

5566615467408 is an abundant number, since it is smaller than the sum of its proper divisors (10012176431366).

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

5566615467408 is a wasteful number, since it uses less digits than its factorization.

5566615467408 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38657051871 (or 38657051862 counting only the distinct ones).

The product of its (nonzero) digits is 145152000, while the sum is 63.

The spelling of 5566615467408 in words is "five trillion, five hundred sixty-six billion, six hundred fifteen million, four hundred sixty-seven thousand, four hundred eight".