1112292787840 has 512 divisors, whose sum is σ = 3081728643840. Its totient is φ = 380267397120.

The previous prime is 1112292787819. The next prime is 1112292787849. The reversal of 1112292787840 is 487872922111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (1112292787849) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3205454547 + ... + 3205454893.

Almost surely, 2^{1112292787840} is an apocalyptic number.

1112292787840 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 1112292787840, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1540864321920).

1112292787840 is an abundant number, since it is smaller than the sum of its proper divisors (1969435856000).

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

1112292787840 is a wasteful number, since it uses less digits than its factorization.

1112292787840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 700 (or 688 counting only the distinct ones).

The product of its (nonzero) digits is 903168, while the sum is 52.

The spelling of 1112292787840 in words is "one trillion, one hundred twelve billion, two hundred ninety-two million, seven hundred eighty-seven thousand, eight hundred forty".