11440304433 has 16 divisors (see below), whose sum is σ = 17033776000. Its totient is φ = 7588540080.

The previous prime is 11440304383. The next prime is 11440304461. The reversal of 11440304433 is 33440304411.

It is not a de Polignac number, because 11440304433 - 2⁸ = 11440304177 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11440304397 and 11440304406.

It is not an unprimeable number, because it can be changed into a prime (11440304033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1059238 + ... + 1069983.

It is an arithmetic number, because the mean of its divisors is an integer number (1064611000).

Almost surely, 2^11440304433 is an apocalyptic number.

It is an amenable number.

11440304433 is a deficient number, since it is larger than the sum of its proper divisors (5593471567).

11440304433 is a wasteful number, since it uses less digits than its factorization.

11440304433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2129429 (or 2129423 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 11440304433 its reverse (33440304411), we get a palindrome (44880608844).

The spelling of 11440304433 in words is "eleven billion, four hundred forty million, three hundred four thousand, four hundred thirty-three".