11144433412 has 48 divisors (see below), whose sum is σ = 23020784640. Its totient is φ = 4619520000.

The previous prime is 11144433379. The next prime is 11144433463. The reversal of 11144433412 is 21433444111.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2783412 + ... + 2787412.

It is an arithmetic number, because the mean of its divisors is an integer number (479599680).

Almost surely, 2^11144433412 is an apocalyptic number.

It is an amenable number.

11144433412 is an abundant number, since it is smaller than the sum of its proper divisors (11876351228).

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

11144433412 is a wasteful number, since it uses less digits than its factorization.

11144433412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7252 (or 7250 counting only the distinct ones).

The product of its digits is 4608, while the sum is 28.

Adding to 11144433412 its reverse (21433444111), we get a palindrome (32577877523).

The spelling of 11144433412 in words is "eleven billion, one hundred forty-four million, four hundred thirty-three thousand, four hundred twelve".