897858847005 has 32 divisors (see below), whose sum is σ = 1438493644800. Its totient is φ = 478218504192.

The previous prime is 897858846923. The next prime is 897858847021. The reversal of 897858847005 is 500748858798.

It is not a de Polignac number, because 897858847005 - 2³² = 893563879709 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 84008772 + ... + 84019458.

It is an arithmetic number, because the mean of its divisors is an integer number (44952926400).

Almost surely, 2^897858847005 is an apocalyptic number.

It is an amenable number.

897858847005 is a deficient number, since it is larger than the sum of its proper divisors (540634797795).

897858847005 is a wasteful number, since it uses less digits than its factorization.

897858847005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17653.

The product of its (nonzero) digits is 180633600, while the sum is 69.

The spelling of 897858847005 in words is "eight hundred ninety-seven billion, eight hundred fifty-eight million, eight hundred forty-seven thousand, five".