10581299945868 has 24 divisors (see below), whose sum is σ = 24689822250240. Its totient is φ = 3527082499600.

The previous prime is 10581299945857. The next prime is 10581299945891. The reversal of 10581299945868 is 86854999218501.

It is a super-2 number, since 2×10581299945868² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10581299945868.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465193 + ... + 4623743.

It is an arithmetic number, because the mean of its divisors is an integer number (1028742593760).

Almost surely, 2^{10581299945868} is an apocalyptic number.

It is an amenable number.

10581299945868 is an abundant number, since it is smaller than the sum of its proper divisors (14108522304372).

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

10581299945868 is a wasteful number, since it uses less digits than its factorization.

10581299945868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4370597 (or 4370595 counting only the distinct ones).

The product of its (nonzero) digits is 447897600, while the sum is 75.

The spelling of 10581299945868 in words is "ten trillion, five hundred eighty-one billion, two hundred ninety-nine million, nine hundred forty-five thousand, eight hundred sixty-eight".