10281509860000 has 60 divisors (see below), whose sum is σ = 25294056531282. Its totient is φ = 4112603936000.

The previous prime is 10281509859989. The next prime is 10281509860001. The reversal of 10281509860000 is 6890518201.

10281509860000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 5 ways, for example, as 1143778914576 + 9137730945424 = 1069476^2 + 3022868^2 .

It is a Harshad number since it is a multiple of its sum of digits (40).

It is not an unprimeable number, because it can be changed into a prime (10281509860001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 257017747 + ... + 257057746.

Almost surely, 2^{10281509860000} is an apocalyptic number.

10281509860000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10281509860000 is an abundant number, since it is smaller than the sum of its proper divisors (15012546671282).

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

10281509860000 is an frugal number, since it uses more digits than its factorization.

10281509860000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514075523 (or 514075500 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 40.

The spelling of 10281509860000 in words is "ten trillion, two hundred eighty-one billion, five hundred nine million, eight hundred sixty thousand".