5105543256660 has 288 divisors, whose sum is σ = 18145397692800. Its totient is φ = 1060649856000.

The previous prime is 5105543256629. The next prime is 5105543256683. The reversal of 5105543256660 is 666523455015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 164950866 + ... + 164981814.

It is an arithmetic number, because the mean of its divisors is an integer number (63004853100).

Almost surely, 2^{5105543256660} 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 5105543256660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9072698846400).

5105543256660 is an abundant number, since it is smaller than the sum of its proper divisors (13039854436140).

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

5105543256660 is a wasteful number, since it uses less digits than its factorization.

5105543256660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36087 (or 36078 counting only the distinct ones).

The product of its (nonzero) digits is 3240000, while the sum is 48.

The spelling of 5105543256660 in words is "five trillion, one hundred five billion, five hundred forty-three million, two hundred fifty-six thousand, six hundred sixty".