11381946333 has 16 divisors (see below), whose sum is σ = 15979646400. Its totient is φ = 7186354560.

The previous prime is 11381946241. The next prime is 11381946377. The reversal of 11381946333 is 33364918311.

It is a happy number.

It is not a de Polignac number, because 11381946333 - 2²⁴ = 11365169117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11381946833) 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, 163713 + ... + 222633.

It is an arithmetic number, because the mean of its divisors is an integer number (998727900).

Almost surely, 2^11381946333 is an apocalyptic number.

It is an amenable number.

11381946333 is a deficient number, since it is larger than the sum of its proper divisors (4597700067).

11381946333 is a wasteful number, since it uses less digits than its factorization.

11381946333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62332.

The product of its digits is 139968, while the sum is 42.

The spelling of 11381946333 in words is "eleven billion, three hundred eighty-one million, nine hundred forty-six thousand, three hundred thirty-three".