11520463555023 has 4 divisors (see below), whose sum is σ = 15360618073368. Its totient is φ = 7680309036680.

The previous prime is 11520463554973. The next prime is 11520463555099. The reversal of 11520463555023 is 32055536402511.

11520463555023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11520463555023 - 2²⁹ = 11519926684111 is a prime.

It is a super-2 number, since 2×11520463555023² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11520463555723) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1920077259168 + ... + 1920077259173.

It is an arithmetic number, because the mean of its divisors is an integer number (3840154518342).

Almost surely, 2^{11520463555023} is an apocalyptic number.

11520463555023 is a deficient number, since it is larger than the sum of its proper divisors (3840154518345).

11520463555023 is an equidigital number, since it uses as much as digits as its factorization.

11520463555023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3840154518344.

The product of its (nonzero) digits is 540000, while the sum is 42.

Adding to 11520463555023 its reverse (32055536402511), we get a palindrome (43575999957534).

The spelling of 11520463555023 in words is "eleven trillion, five hundred twenty billion, four hundred sixty-three million, five hundred fifty-five thousand, twenty-three".