5691213642660 has 768 divisors, whose sum is σ = 22237874749440. Its totient is φ = 1053009745920.

The previous prime is 5691213642623. The next prime is 5691213642721. The reversal of 5691213642660 is 662463121965.

It is an unprimeable number.

It is a polite number, since it can be written in 255 ways as a sum of consecutive naturals, for example, 73928149 + ... + 74005091.

It is an arithmetic number, because the mean of its divisors is an integer number (28955566080).

Almost surely, 2^{5691213642660} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5691213642660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11118937374720).

5691213642660 is an abundant number, since it is smaller than the sum of its proper divisors (16546661106780).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5691213642660 is a wasteful number, since it uses less digits than its factorization.

5691213642660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77048 (or 77046 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 51.

The spelling of 5691213642660 in words is "five trillion, six hundred ninety-one billion, two hundred thirteen million, six hundred forty-two thousand, six hundred sixty".