849446095720 has 96 divisors (see below), whose sum is σ = 1985331792600. Its totient is φ = 327084097536.

The previous prime is 849446095709. The next prime is 849446095721. The reversal of 849446095720 is 27590644948.

It can be written as a sum of positive squares in 12 ways, for example, as 229059874404 + 620386221316 = 478602^2 + 787646^2 .

It is a Harshad number since it is a multiple of its sum of digits (58).

It is not an unprimeable number, because it can be changed into a prime (849446095721) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11299216 + ... + 11374144.

Almost surely, 2^849446095720 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 849446095720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (992665896300).

849446095720 is an abundant number, since it is smaller than the sum of its proper divisors (1135885696880).

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

849446095720 is a wasteful number, since it uses less digits than its factorization.

849446095720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75335 (or 75302 counting only the distinct ones).

The product of its (nonzero) digits is 17418240, while the sum is 58.

The spelling of 849446095720 in words is "eight hundred forty-nine billion, four hundred forty-six million, ninety-five thousand, seven hundred twenty".