11404233312 has 48 divisors (see below), whose sum is σ = 30666272112. Its totient is φ = 3708692480.

The previous prime is 11404233293. The next prime is 11404233319. The reversal of 11404233312 is 21333240411.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11404233319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1444773 + ... + 1452644.

It is an arithmetic number, because the mean of its divisors is an integer number (638880669).

Almost surely, 2^11404233312 is an apocalyptic number.

11404233312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11404233312 is an abundant number, since it is smaller than the sum of its proper divisors (19262038800).

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

11404233312 is a wasteful number, since it uses less digits than its factorization.

11404233312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2897471 (or 2897463 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 11404233312 its reverse (21333240411), we get a palindrome (32737473723).

The spelling of 11404233312 in words is "eleven billion, four hundred four million, two hundred thirty-three thousand, three hundred twelve".