1006205000857 has 8 divisors (see below), whose sum is σ = 1176691562816. Its totient is φ = 842404186512.

The previous prime is 1006205000849. The next prime is 1006205000893. The reversal of 1006205000857 is 7580005026001.

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

It is not a de Polignac number, because 1006205000857 - 2³ = 1006205000849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1006205000897) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1671436578 + ... + 1671437179.

It is an arithmetic number, because the mean of its divisors is an integer number (147086445352).

Almost surely, 2^{1006205000857} is an apocalyptic number.

It is an amenable number.

1006205000857 is a deficient number, since it is larger than the sum of its proper divisors (170486561959).

1006205000857 is an equidigital number, since it uses as much as digits as its factorization.

1006205000857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3342873807.

The product of its (nonzero) digits is 16800, while the sum is 34.

The spelling of 1006205000857 in words is "one trillion, six billion, two hundred five million, eight hundred fifty-seven", and thus it is an aban number.