111488584648 has 16 divisors (see below), whose sum is σ = 238904110080. Its totient is φ = 47780821968.

The previous prime is 111488584643. The next prime is 111488584681. The reversal of 111488584648 is 846485884111.

It is a happy number.

It is a super-2 number, since 2×111488584648² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111488584592 and 111488584601.

It is not an unprimeable number, because it can be changed into a prime (111488584643) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 995433736 + ... + 995433847.

It is an arithmetic number, because the mean of its divisors is an integer number (14931506880).

Almost surely, 2^111488584648 is an apocalyptic number.

It is an amenable number.

111488584648 is an abundant number, since it is smaller than the sum of its proper divisors (127415525432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111488584648 is a wasteful number, since it uses less digits than its factorization.

111488584648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1990867596 (or 1990867592 counting only the distinct ones).

The product of its digits is 7864320, while the sum is 58.

The spelling of 111488584648 in words is "one hundred eleven billion, four hundred eighty-eight million, five hundred eighty-four thousand, six hundred forty-eight".