11525506300503 has 24 divisors (see below), whose sum is σ = 17951879625680. Its totient is φ = 7083396034560.

The previous prime is 11525506300493. The next prime is 11525506300531. The reversal of 11525506300503 is 30500360552511.

11525506300503 is a `hidden beast` number, since 1 + 1 + 52 + 550 + 6 + 3 + 0 + 0 + 50 + 3 = 666.

It is not a de Polignac number, because 11525506300503 - 2¹⁶ = 11525506234967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11525506300303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 63959833 + ... + 64139778.

Almost surely, 2^{11525506300503} is an apocalyptic number.

11525506300503 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

11525506300503 is a deficient number, since it is larger than the sum of its proper divisors (6426373325177).

11525506300503 is a wasteful number, since it uses less digits than its factorization.

11525506300503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128100399 (or 128100396 counting only the distinct ones).

The product of its (nonzero) digits is 67500, while the sum is 36.

The spelling of 11525506300503 in words is "eleven trillion, five hundred twenty-five billion, five hundred six million, three hundred thousand, five hundred three".