111346453456 has 160 divisors (see below), whose sum is σ = 254321500160. Its totient is φ = 46245427200.

The previous prime is 111346453451. The next prime is 111346453489. The reversal of 111346453456 is 654354643111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111346453451) 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 31 ways as a sum of consecutive naturals, for example, 157046830 + ... + 157047538.

It is an arithmetic number, because the mean of its divisors is an integer number (1589509376).

Almost surely, 2^111346453456 is an apocalyptic number.

111346453456 is a gapful number since it is divisible by the number (16) 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 111346453456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (127160750080).

111346453456 is an abundant number, since it is smaller than the sum of its proper divisors (142975046704).

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

111346453456 is a wasteful number, since it uses less digits than its factorization.

111346453456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1093 (or 1087 counting only the distinct ones).

The product of its digits is 518400, while the sum is 43.

The spelling of 111346453456 in words is "one hundred eleven billion, three hundred forty-six million, four hundred fifty-three thousand, four hundred fifty-six".