1120512544000 has 144 divisors (see below), whose sum is σ = 2792318832576. Its totient is φ = 448047360000.

The previous prime is 1120512543973. The next prime is 1120512544033. The reversal of 1120512544000 is 4452150211.

It is a super-2 number, since 2×1120512544000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142428067 + ... + 142435933.

It is an arithmetic number, because the mean of its divisors is an integer number (19391103004).

Almost surely, 2^{1120512544000} is an apocalyptic number.

1120512544000 is a gapful number since it is divisible by the number (10) 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 1120512544000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1396159416288).

1120512544000 is an abundant number, since it is smaller than the sum of its proper divisors (1671806288576).

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

1120512544000 is an frugal number, since it uses more digits than its factorization.

1120512544000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12349 (or 12325 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 25.

Adding to 1120512544000 its reverse (4452150211), we get a palindrome (1124964694211).

The spelling of 1120512544000 in words is "one trillion, one hundred twenty billion, five hundred twelve million, five hundred forty-four thousand".