11381468523 has 16 divisors (see below), whose sum is σ = 15214164000. Its totient is φ = 7568236800.

The previous prime is 11381468467. The next prime is 11381468543. The reversal of 11381468523 is 32586418311.

It is a happy number.

It is not a de Polignac number, because 11381468523 - 2⁹ = 11381468011 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11381468543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2228673 + ... + 2233773.

It is an arithmetic number, because the mean of its divisors is an integer number (950885250).

Almost surely, 2^11381468523 is an apocalyptic number.

11381468523 is a deficient number, since it is larger than the sum of its proper divisors (3832695477).

11381468523 is a wasteful number, since it uses less digits than its factorization.

11381468523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6862.

The product of its digits is 138240, while the sum is 42.

The spelling of 11381468523 in words is "eleven billion, three hundred eighty-one million, four hundred sixty-eight thousand, five hundred twenty-three".