11805893824 has 28 divisors (see below), whose sum is σ = 23494492000. Its totient is φ = 5886021888.

The previous prime is 11805893821. The next prime is 11805893833. The reversal of 11805893824 is 42839850811.

It is a happy number.

It is a super-2 number, since 2×11805893824² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11805893821) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 241944 + ... + 286615.

It is an arithmetic number, because the mean of its divisors is an integer number (839089000).

Almost surely, 2^11805893824 is an apocalyptic number.

It is an amenable number.

11805893824 is a deficient number, since it is larger than the sum of its proper divisors (11688598176).

11805893824 is an equidigital number, since it uses as much as digits as its factorization.

11805893824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528920 (or 528910 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 49.

The spelling of 11805893824 in words is "eleven billion, eight hundred five million, eight hundred ninety-three thousand, eight hundred twenty-four".