10002857505 has 8 divisors (see below), whose sum is σ = 16004572032. Its totient is φ = 5334857328.

The previous prime is 10002857503. The next prime is 10002857539. The reversal of 10002857505 is 50575820001.

It is a happy number.

10002857505 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10002857505 - 2¹ = 10002857503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10002857503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 333428569 + ... + 333428598.

It is an arithmetic number, because the mean of its divisors is an integer number (2000571504).

Almost surely, 2^10002857505 is an apocalyptic number.

10002857505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10002857505 is a deficient number, since it is larger than the sum of its proper divisors (6001714527).

10002857505 is an equidigital number, since it uses as much as digits as its factorization.

10002857505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666857175.

The product of its (nonzero) digits is 14000, while the sum is 33.

The spelling of 10002857505 in words is "ten billion, two million, eight hundred fifty-seven thousand, five hundred five".