849399208448 has 160 divisors (see below), whose sum is σ = 1984549552128. Its totient is φ = 355618713600.

The previous prime is 849399208439. The next prime is 849399208513. The reversal of 849399208448 is 844802993948.

It is a happy 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, 96179393 + ... + 96188223.

Almost surely, 2^849399208448 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 849399208448, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (992274776064).

849399208448 is an abundant number, since it is smaller than the sum of its proper divisors (1135150343680).

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

849399208448 is an equidigital number, since it uses as much as digits as its factorization.

849399208448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9474 (or 9458 counting only the distinct ones).

The product of its (nonzero) digits is 143327232, while the sum is 68.

The spelling of 849399208448 in words is "eight hundred forty-nine billion, three hundred ninety-nine million, two hundred eight thousand, four hundred forty-eight".