11524481761 has 16 divisors (see below), whose sum is σ = 12750530688. Its totient is φ = 10348444800.

The previous prime is 11524481743. The next prime is 11524481869. The reversal of 11524481761 is 16718442511.

It is a cyclic number.

It is not a de Polignac number, because 11524481761 - 2⁹ = 11524481249 is a prime.

It is a super-2 number, since 2×11524481761² (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 (11524481701) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 153796 + ... + 216106.

It is an arithmetic number, because the mean of its divisors is an integer number (796908168).

Almost surely, 2^11524481761 is an apocalyptic number.

It is an amenable number.

11524481761 is a deficient number, since it is larger than the sum of its proper divisors (1226048927).

11524481761 is a wasteful number, since it uses less digits than its factorization.

11524481761 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62712.

The product of its digits is 53760, while the sum is 40.

The spelling of 11524481761 in words is "eleven billion, five hundred twenty-four million, four hundred eighty-one thousand, seven hundred sixty-one".