11730940845840 has 120 divisors (see below), whose sum is σ = 40667261676288. Its totient is φ = 3027339567360.

The previous prime is 11730940845829. The next prime is 11730940845881. The reversal of 11730940845840 is 4854804903711.

11730940845840 is a `hidden beast` number, since 1 + 17 + 3 + 0 + 9 + 40 + 8 + 4 + 584 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (120).

It is a super-2 number, since 2×11730940845840² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262767574 + ... + 262812213.

Almost surely, 2^{11730940845840} is an apocalyptic number.

11730940845840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11730940845840 is an abundant number, since it is smaller than the sum of its proper divisors (28936320830448).

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

11730940845840 is a wasteful number, since it uses less digits than its factorization.

11730940845840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525579837 (or 525579828 counting only the distinct ones).

The product of its (nonzero) digits is 3870720, while the sum is 54.

The spelling of 11730940845840 in words is "eleven trillion, seven hundred thirty billion, nine hundred forty million, eight hundred forty-five thousand, eight hundred forty".