111343301451648 has 768 divisors, whose sum is σ = 389381635468800. Its totient is φ = 29812487749632.

The previous prime is 111343301451643. The next prime is 111343301451671. The reversal of 111343301451648 is 846154103343111.

111343301451648 is a `hidden beast` number, since 1 + 1 + 1 + 343 + 3 + 0 + 145 + 164 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111343301451643) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 48473356036 + ... + 48473358332.

It is an arithmetic number, because the mean of its divisors is an integer number (507007337850).

Almost surely, 2^{111343301451648} is an apocalyptic number.

111343301451648 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 111343301451648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194690817734400).

111343301451648 is an abundant number, since it is smaller than the sum of its proper divisors (278038334017152).

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

111343301451648 is a wasteful number, since it uses less digits than its factorization.

111343301451648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3707 (or 3692 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 45.

Adding to 111343301451648 its reverse (846154103343111), we get a palindrome (957497404794759).

The spelling of 111343301451648 in words is "one hundred eleven trillion, three hundred forty-three billion, three hundred one million, four hundred fifty-one thousand, six hundred forty-eight".