85841983216 has 20 divisors (see below), whose sum is σ = 181438737624. Its totient is φ = 39019083200.

The previous prime is 85841983211. The next prime is 85841983219. The reversal of 85841983216 is 61238914858.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (85841983211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 243869095 + ... + 243869446.

Almost surely, 2^85841983216 is an apocalyptic number.

It is an amenable number.

85841983216 is an abundant number, since it is smaller than the sum of its proper divisors (95596754408).

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

85841983216 is a wasteful number, since it uses less digits than its factorization.

85841983216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 487738560 (or 487738554 counting only the distinct ones).

The product of its digits is 3317760, while the sum is 55.

The spelling of 85841983216 in words is "eighty-five billion, eight hundred forty-one million, nine hundred eighty-three thousand, two hundred sixteen".