1118367440640 has 360 divisors, whose sum is σ = 4024919118528. Its totient is φ = 296502681600.

The previous prime is 1118367440621. The next prime is 1118367440647. The reversal of 1118367440640 is 460447638111.

1118367440640 is a `hidden beast` number, since 1 + 1 + 183 + 67 + 4 + 406 + 4 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1118367440647) 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 39 ways as a sum of consecutive naturals, for example, 17905465 + ... + 17967815.

Almost surely, 2^{1118367440640} is an apocalyptic number.

1118367440640 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 1118367440640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2012459559264).

1118367440640 is an abundant number, since it is smaller than the sum of its proper divisors (2906551677888).

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

1118367440640 is an equidigital number, since it uses as much as digits as its factorization.

1118367440640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62557 (or 62534 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 45.

The spelling of 1118367440640 in words is "one trillion, one hundred eighteen billion, three hundred sixty-seven million, four hundred forty thousand, six hundred forty".