16865135010 has 32 divisors (see below), whose sum is σ = 44973694080. Its totient is φ = 4497369264.

The previous prime is 16865134999. The next prime is 16865135017. The reversal of 16865135010 is 1053156861.

16865135010 is a `hidden beast` number, since 1 + 6 + 86 + 513 + 50 + 10 = 666.

It is not an unprimeable number, because it can be changed into a prime (16865135017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31231462 + ... + 31232001.

It is an arithmetic number, because the mean of its divisors is an integer number (1405427940).

Almost surely, 2^16865135010 is an apocalyptic number.

16865135010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

16865135010 is an abundant number, since it is smaller than the sum of its proper divisors (28108559070).

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

16865135010 is a wasteful number, since it uses less digits than its factorization.

16865135010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62463479 (or 62463473 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The spelling of 16865135010 in words is "sixteen billion, eight hundred sixty-five million, one hundred thirty-five thousand, ten".