3686724361011 has 24 divisors (see below), whose sum is σ = 5223421571184. Its totient is φ = 2312518888960.

The previous prime is 3686724361009. The next prime is 3686724361037. The reversal of 3686724361011 is 1101634276863.

It is a happy number.

It is not a de Polignac number, because 3686724361011 - 2¹ = 3686724361009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3686724861011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2132521 + ... + 3452693.

It is an arithmetic number, because the mean of its divisors is an integer number (217642565466).

Almost surely, 2^{3686724361011} is an apocalyptic number.

3686724361011 is a deficient number, since it is larger than the sum of its proper divisors (1536697210173).

3686724361011 is a wasteful number, since it uses less digits than its factorization.

3686724361011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1323431 (or 1323414 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The spelling of 3686724361011 in words is "three trillion, six hundred eighty-six billion, seven hundred twenty-four million, three hundred sixty-one thousand, eleven".