11330955891438 has 8 divisors (see below), whose sum is σ = 22661911782888. Its totient is φ = 3776985297144.

The previous prime is 11330955891413. The next prime is 11330955891439. The reversal of 11330955891438 is 83419855903311.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

11330955891438 is an admirable number.

It is a super-2 number, since 2×11330955891438² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11330955891439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 944246324281 + ... + 944246324292.

It is an arithmetic number, because the mean of its divisors is an integer number (2832738972861).

Almost surely, 2^{11330955891438} is an apocalyptic number.

11330955891438 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11330955891438 is a wasteful number, since it uses less digits than its factorization.

11330955891438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1888492648578.

The product of its (nonzero) digits is 13996800, while the sum is 60.

The spelling of 11330955891438 in words is "eleven trillion, three hundred thirty billion, nine hundred fifty-five million, eight hundred ninety-one thousand, four hundred thirty-eight".