11536106544637 has 4 divisors (see below), whose sum is σ = 11612504601376. Its totient is φ = 11459708487900.

The previous prime is 11536106544623. The next prime is 11536106544647. The reversal of 11536106544637 is 73644560163511.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11536106544637 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11536106544647) 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, 38199028143 + ... + 38199028444.

It is an arithmetic number, because the mean of its divisors is an integer number (2903126150344).

Almost surely, 2^{11536106544637} is an apocalyptic number.

It is an amenable number.

11536106544637 is a deficient number, since it is larger than the sum of its proper divisors (76398056739).

11536106544637 is an equidigital number, since it uses as much as digits as its factorization.

11536106544637 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76398056738.

The product of its (nonzero) digits is 5443200, while the sum is 52.

The spelling of 11536106544637 in words is "eleven trillion, five hundred thirty-six billion, one hundred six million, five hundred forty-four thousand, six hundred thirty-seven".