11451344143326 has 32 divisors (see below), whose sum is σ = 23111900570880. Its totient is φ = 3782265105024.

The previous prime is 11451344143273. The next prime is 11451344143339. The reversal of 11451344143326 is 62334144315411.

It is a super-2 number, since 2×11451344143326² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 13191 + ... + 4785693.

It is an arithmetic number, because the mean of its divisors is an integer number (722246892840).

Almost surely, 2^{11451344143326} is an apocalyptic number.

11451344143326 is an abundant number, since it is smaller than the sum of its proper divisors (11660556427554).

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

11451344143326 is a wasteful number, since it uses less digits than its factorization.

11451344143326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4776160.

The product of its digits is 414720, while the sum is 42.

Adding to 11451344143326 its reverse (62334144315411), we get a palindrome (73785488458737).

The spelling of 11451344143326 in words is "eleven trillion, four hundred fifty-one billion, three hundred forty-four million, one hundred forty-three thousand, three hundred twenty-six".