61768555586716 has 24 divisors (see below), whose sum is σ = 117925305878016. Its totient is φ = 28075778571120.

The previous prime is 61768555586711. The next prime is 61768555586719.

61768555586716 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61768555586711) 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, 19447276 + ... + 22399411.

It is an arithmetic number, because the mean of its divisors is an integer number (4913554411584).

Almost surely, 2^{61768555586716} is an apocalyptic number.

It is an amenable number.

61768555586716 is a deficient number, since it is larger than the sum of its proper divisors (56156750291300).

61768555586716 is a wasteful number, since it uses less digits than its factorization.

61768555586716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41880249 (or 41880247 counting only the distinct ones).

The product of its digits is 2540160000, while the sum is 76.

The spelling of 61768555586716 in words is "sixty-one trillion, seven hundred sixty-eight billion, five hundred fifty-five million, five hundred eighty-six thousand, seven hundred sixteen".