5561177066767 has 8 divisors (see below), whose sum is σ = 6729491576736. Its totient is φ = 4486327717632.

The previous prime is 5561177066743. The next prime is 5561177066779. The reversal of 5561177066767 is 7676607711655.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5561177066767 - 2²⁷ = 5561042849039 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5561177066699 and 5561177066708.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5561177066707) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23366290078 + ... + 23366290315.

It is an arithmetic number, because the mean of its divisors is an integer number (841186447092).

Almost surely, 2^{5561177066767} is an apocalyptic number.

5561177066767 is a deficient number, since it is larger than the sum of its proper divisors (1168314509969).

5561177066767 is a wasteful number, since it uses less digits than its factorization.

5561177066767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46732580417.

The product of its (nonzero) digits is 77792400, while the sum is 64.

The spelling of 5561177066767 in words is "five trillion, five hundred sixty-one billion, one hundred seventy-seven million, sixty-six thousand, seven hundred sixty-seven".