111146644064 has 48 divisors (see below), whose sum is σ = 221978966832. Its totient is φ = 54772144128.

The previous prime is 111146644057. The next prime is 111146644069. The reversal of 111146644064 is 460446641111.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111146644069) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3330887 + ... + 3364089.

It is an arithmetic number, because the mean of its divisors is an integer number (4624561809).

Almost surely, 2^111146644064 is an apocalyptic number.

It is an amenable number.

111146644064 is a deficient number, since it is larger than the sum of its proper divisors (110832322768).

111146644064 is a wasteful number, since it uses less digits than its factorization.

111146644064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34719 (or 34711 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 38.

The spelling of 111146644064 in words is "one hundred eleven billion, one hundred forty-six million, six hundred forty-four thousand, sixty-four".