5561177066768 has 20 divisors (see below), whose sum is σ = 10785923079360. Its totient is φ = 2777713046304.

The previous prime is 5561177066743. The next prime is 5561177066779. The reversal of 5561177066768 is 8676607711655.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 179701988 + ... + 179732931.

It is an arithmetic number, because the mean of its divisors is an integer number (539296153968).

Almost surely, 2^{5561177066768} is an apocalyptic number.

It is an amenable number.

5561177066768 is a deficient number, since it is larger than the sum of its proper divisors (5224746012592).

5561177066768 is a wasteful number, since it uses less digits than its factorization.

5561177066768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359435894 (or 359435888 counting only the distinct ones).

The product of its (nonzero) digits is 88905600, while the sum is 65.

The spelling of 5561177066768 in words is "five trillion, five hundred sixty-one billion, one hundred seventy-seven million, sixty-six thousand, seven hundred sixty-eight".