11582553808203 has 24 divisors (see below), whose sum is σ = 17966016785808. Its totient is φ = 6618145536576.

The previous prime is 11582553808181. The next prime is 11582553808283. The reversal of 11582553808203 is 30280835528511.

It is not a de Polignac number, because 11582553808203 - 2⁶ = 11582553808139 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11582553808283) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 574476 + ... + 4847177.

It is an arithmetic number, because the mean of its divisors is an integer number (748584032742).

Almost surely, 2^{11582553808203} is an apocalyptic number.

11582553808203 is a deficient number, since it is larger than the sum of its proper divisors (6383462977605).

11582553808203 is a wasteful number, since it uses less digits than its factorization.

11582553808203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5436203 (or 5436196 counting only the distinct ones).

The product of its (nonzero) digits is 2304000, while the sum is 51.

The spelling of 11582553808203 in words is "eleven trillion, five hundred eighty-two billion, five hundred fifty-three million, eight hundred eight thousand, two hundred three".