11919241633 has 24 divisors (see below), whose sum is σ = 13610808000. Its totient is φ = 10404224064.

The previous prime is 11919241627. The next prime is 11919241639. The reversal of 11919241633 is 33614291911.

It is an interprime number because it is at equal distance from previous prime (11919241627) and next prime (11919241639).

It is not a de Polignac number, because 11919241633 - 2⁵ = 11919241601 is a prime.

It is a super-2 number, since 2×11919241633² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11919241639) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1920291 + ... + 1926487.

It is an arithmetic number, because the mean of its divisors is an integer number (567117000).

Almost surely, 2^11919241633 is an apocalyptic number.

11919241633 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

11919241633 is a deficient number, since it is larger than the sum of its proper divisors (1691566367).

11919241633 is a wasteful number, since it uses less digits than its factorization.

11919241633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6841 (or 6828 counting only the distinct ones).

The product of its digits is 34992, while the sum is 40.

The spelling of 11919241633 in words is "eleven billion, nine hundred nineteen million, two hundred forty-one thousand, six hundred thirty-three".