10008940857 has 8 divisors (see below), whose sum is σ = 13364796384. Its totient is φ = 6662856288.

The previous prime is 10008940847. The next prime is 10008940913. The reversal of 10008940857 is 75804980001.

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

It is not a de Polignac number, because 10008940857 - 2⁴ = 10008940841 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10008940847) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2440348 + ... + 2444445.

It is an arithmetic number, because the mean of its divisors is an integer number (1670599548).

Almost surely, 2^10008940857 is an apocalyptic number.

It is an amenable number.

10008940857 is a deficient number, since it is larger than the sum of its proper divisors (3355855527).

10008940857 is an equidigital number, since it uses as much as digits as its factorization.

10008940857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4885479.

The product of its (nonzero) digits is 80640, while the sum is 42.

The spelling of 10008940857 in words is "ten billion, eight million, nine hundred forty thousand, eight hundred fifty-seven".