5339891015668 has 36 divisors (see below), whose sum is σ = 10287297643140. Its totient is φ = 2423506011520.

The previous prime is 5339891015663. The next prime is 5339891015681. The reversal of 5339891015668 is 8665101989335.

It can be written as a sum of positive squares in 2 ways, for example, as 1793531635984 + 3546359379684 = 1339228^2 + 1883178^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5339891015663) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8131753 + ... + 8763856.

It is an arithmetic number, because the mean of its divisors is an integer number (285758267865).

Almost surely, 2^{5339891015668} is an apocalyptic number.

It is an amenable number.

5339891015668 is a deficient number, since it is larger than the sum of its proper divisors (4947406627472).

5339891015668 is a wasteful number, since it uses less digits than its factorization.

5339891015668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16896288 (or 16896275 counting only the distinct ones).

The product of its (nonzero) digits is 41990400, while the sum is 64.

The spelling of 5339891015668 in words is "five trillion, three hundred thirty-nine billion, eight hundred ninety-one million, fifteen thousand, six hundred sixty-eight".