11418279912 has 256 divisors, whose sum is σ = 35604576000. Its totient is φ = 3369530880.

The previous prime is 11418279893. The next prime is 11418279947. The reversal of 11418279912 is 21997281411.

11418279912 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11418279912² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 193530139 + ... + 193530197.

It is an arithmetic number, because the mean of its divisors is an integer number (139080375).

Almost surely, 2^11418279912 is an apocalyptic number.

11418279912 is a gapful number since it is divisible by the number (12) 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 11418279912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17802288000).

11418279912 is an abundant number, since it is smaller than the sum of its proper divisors (24186296088).

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

11418279912 is an equidigital number, since it uses as much as digits as its factorization.

11418279912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 118 counting only the distinct ones).

The product of its digits is 72576, while the sum is 45.

The spelling of 11418279912 in words is "eleven billion, four hundred eighteen million, two hundred seventy-nine thousand, nine hundred twelve".