1113641543640 has 128 divisors (see below), whose sum is σ = 3352791268800. Its totient is φ = 295917895680.

The previous prime is 1113641543639. The next prime is 1113641543671. The reversal of 1113641543640 is 463451463111.

It is a happy number.

It is a super-3 number, since 3×1113641543640³ (a number of 37 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46172224 + ... + 46196336.

Almost surely, 2^{1113641543640} is an apocalyptic number.

1113641543640 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1113641543640 is an abundant number, since it is smaller than the sum of its proper divisors (2239149725160).

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

1113641543640 is a wasteful number, since it uses less digits than its factorization.

1113641543640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25477 (or 25473 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 39.

The spelling of 1113641543640 in words is "one trillion, one hundred thirteen billion, six hundred forty-one million, five hundred forty-three thousand, six hundred forty".