11523376481 has 8 divisors (see below), whose sum is σ = 12387953280. Its totient is φ = 10684608048.

The previous prime is 11523376439. The next prime is 11523376489. The reversal of 11523376481 is 18467332511.

11523376481 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a de Polignac number, because none of the positive numbers 2^k-11523376481 is a prime.

It is a super-2 number, since 2×11523376481² (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 (11523376489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6451166 + ... + 6452951.

It is an arithmetic number, because the mean of its divisors is an integer number (1548494160).

Almost surely, 2^11523376481 is an apocalyptic number.

It is an amenable number.

11523376481 is a deficient number, since it is larger than the sum of its proper divisors (864576799).

11523376481 is a wasteful number, since it uses less digits than its factorization.

11523376481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12904183.

The product of its digits is 120960, while the sum is 41.

The spelling of 11523376481 in words is "eleven billion, five hundred twenty-three million, three hundred seventy-six thousand, four hundred eighty-one".