9852944646 has 32 divisors (see below), whose sum is σ = 20762213760. Its totient is φ = 3108580416.

The previous prime is 9852944587. The next prime is 9852944669. The reversal of 9852944646 is 6464492589.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 85665 + ... + 164451.

It is an arithmetic number, because the mean of its divisors is an integer number (648819180).

Almost surely, 2^9852944646 is an apocalyptic number.

9852944646 is an abundant number, since it is smaller than the sum of its proper divisors (10909269114).

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

9852944646 is a wasteful number, since it uses less digits than its factorization.

9852944646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79908.

The product of its digits is 14929920, while the sum is 57.

The square root of 9852944646 is about 99262.0000100743. Note that the first 4 decimals coincide. The cubic root of 9852944646 is about 2143.8217907761.

The spelling of 9852944646 in words is "nine billion, eight hundred fifty-two million, nine hundred forty-four thousand, six hundred forty-six".