111104377768 has 8 divisors (see below), whose sum is σ = 208320708330. Its totient is φ = 55552188880.

The previous prime is 111104377739. The next prime is 111104377781. The reversal of 111104377768 is 867773401111.

It can be written as a sum of positive squares in only one way, i.e., 95469876324 + 15634501444 = 308982^2 + 125038^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6944023603 + ... + 6944023618.

Almost surely, 2^111104377768 is an apocalyptic number.

It is an amenable number.

111104377768 is a deficient number, since it is larger than the sum of its proper divisors (97216330562).

111104377768 is a wasteful number, since it uses less digits than its factorization.

111104377768 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13888047227 (or 13888047223 counting only the distinct ones).

The product of its (nonzero) digits is 197568, while the sum is 46.

Adding to 111104377768 its reverse (867773401111), we get a palindrome (978877778879).

It can be divided in two parts, 1111043 and 77768, that added together give a palindrome (1188811).

The spelling of 111104377768 in words is "one hundred eleven billion, one hundred four million, three hundred seventy-seven thousand, seven hundred sixty-eight".