1112144402440 has 64 divisors (see below), whose sum is σ = 2540836771200. Its totient is φ = 438061006848.

The previous prime is 1112144402431. The next prime is 1112144402477. The reversal of 1112144402440 is 442044412111.

It is a junction number, because it is equal to n+sod(n) for n = 1112144402399 and 1112144402408.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 63225 + ... + 1492744.

It is an arithmetic number, because the mean of its divisors is an integer number (39700574550).

Almost surely, 2^{1112144402440} is an apocalyptic number.

1112144402440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1112144402440 is an abundant number, since it is smaller than the sum of its proper divisors (1428692368760).

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

1112144402440 is a wasteful number, since it uses less digits than its factorization.

1112144402440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1556254 (or 1556250 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

Adding to 1112144402440 its reverse (442044412111), we get a palindrome (1554188814551).

The spelling of 1112144402440 in words is "one trillion, one hundred twelve billion, one hundred forty-four million, four hundred two thousand, four hundred forty".