111556058512916 has 6 divisors (see below), whose sum is σ = 195223102397610. Its totient is φ = 55778029256456.

The previous prime is 111556058512897. The next prime is 111556058513041. The reversal of 111556058512916 is 619215850655111.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 111115632499600 + 440426013316 = 10541140^2 + 663646^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13944507314111 + ... + 13944507314118.

It is an arithmetic number, because the mean of its divisors is an integer number (32537183732935).

Almost surely, 2^{111556058512916} is an apocalyptic number.

It is an amenable number.

111556058512916 is a deficient number, since it is larger than the sum of its proper divisors (83667043884694).

111556058512916 is a wasteful number, since it uses less digits than its factorization.

111556058512916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27889014628233 (or 27889014628231 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 56.

The spelling of 111556058512916 in words is "one hundred eleven trillion, five hundred fifty-six billion, fifty-eight million, five hundred twelve thousand, nine hundred sixteen".