1116255292440 has 512 divisors, whose sum is σ = 3605157642240. Its totient is φ = 276008140800.

The previous prime is 1116255292421. The next prime is 1116255292447. The reversal of 1116255292440 is 442925526111.

It is a junction number, because it is equal to n+sod(n) for n = 1116255292392 and 1116255292401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1116255292447) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2914504489 + ... + 2914504871.

It is an arithmetic number, because the mean of its divisors is an integer number (7041323520).

Almost surely, 2^{1116255292440} is an apocalyptic number.

1116255292440 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 1116255292440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1802578821120).

1116255292440 is an abundant number, since it is smaller than the sum of its proper divisors (2488902349800).

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

1116255292440 is a wasteful number, since it uses less digits than its factorization.

1116255292440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 763 (or 759 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 42.

The spelling of 1116255292440 in words is "one trillion, one hundred sixteen billion, two hundred fifty-five million, two hundred ninety-two thousand, four hundred forty".