13857501158416 has 20 divisors (see below), whose sum is σ = 27216701763772. Its totient is φ = 6833836187136.

The previous prime is 13857501158411. The next prime is 13857501158419. The reversal of 13857501158416 is 61485110575831.

It can be written as a sum of positive squares in 2 ways, for example, as 7212984490000 + 6644516668416 = 2685700^2 + 2577696^2 .

It is not an unprimeable number, because it can be changed into a prime (13857501158411) 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, 5932148301 + ... + 5932150636.

Almost surely, 2^{13857501158416} is an apocalyptic number.

13857501158416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

13857501158416 is a deficient number, since it is larger than the sum of its proper divisors (13359200605356).

13857501158416 is a wasteful number, since it uses less digits than its factorization.

13857501158416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11864299018 (or 11864299012 counting only the distinct ones).

The product of its (nonzero) digits is 4032000, while the sum is 55.

The spelling of 13857501158416 in words is "thirteen trillion, eight hundred fifty-seven billion, five hundred one million, one hundred fifty-eight thousand, four hundred sixteen".