13850486644 has 12 divisors (see below), whose sum is σ = 24245319168. Its totient is φ = 6923252600.

The previous prime is 13850486603. The next prime is 13850486647. The reversal of 13850486644 is 44668405831.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13850486647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 481972 + ... + 509899.

It is an arithmetic number, because the mean of its divisors is an integer number (2020443264).

Almost surely, 2^13850486644 is an apocalyptic number.

It is an amenable number.

13850486644 is a deficient number, since it is larger than the sum of its proper divisors (10394832524).

13850486644 is a wasteful number, since it uses less digits than its factorization.

13850486644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 995366 (or 995364 counting only the distinct ones).

The product of its (nonzero) digits is 2211840, while the sum is 49.

The spelling of 13850486644 in words is "thirteen billion, eight hundred fifty million, four hundred eighty-six thousand, six hundred forty-four".