11431432747424 has 96 divisors (see below), whose sum is σ = 23212174878144. Its totient is φ = 5538231429120.

The previous prime is 11431432747379. The next prime is 11431432747487. The reversal of 11431432747424 is 42474723413411.

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, 319269107 + ... + 319304909.

It is an arithmetic number, because the mean of its divisors is an integer number (241793488314).

Almost surely, 2^{11431432747424} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11431432747424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11606087439072).

11431432747424 is an abundant number, since it is smaller than the sum of its proper divisors (11780742130720).

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

11431432747424 is a wasteful number, since it uses less digits than its factorization.

11431432747424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37510 (or 37502 counting only the distinct ones).

The product of its digits is 1806336, while the sum is 47.

The spelling of 11431432747424 in words is "eleven trillion, four hundred thirty-one billion, four hundred thirty-two million, seven hundred forty-seven thousand, four hundred twenty-four".