3686724011011 has 4 divisors (see below), whose sum is σ = 3686952632832. Its totient is φ = 3686495389192.

The previous prime is 3686724010993. The next prime is 3686724011063. The reversal of 3686724011011 is 1101104276863.

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 3686724011011 - 2¹¹ = 3686724008963 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3686724018011) 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, 114286720 + ... + 114318973.

It is an arithmetic number, because the mean of its divisors is an integer number (921738158208).

Almost surely, 2^{3686724011011} is an apocalyptic number.

3686724011011 is a deficient number, since it is larger than the sum of its proper divisors (228621821).

3686724011011 is a wasteful number, since it uses less digits than its factorization.

3686724011011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228621820.

The product of its (nonzero) digits is 48384, while the sum is 40.

Adding to 3686724011011 its reverse (1101104276863), we get a palindrome (4787828287874).

The spelling of 3686724011011 in words is "three trillion, six hundred eighty-six billion, seven hundred twenty-four million, eleven thousand, eleven".