2851235440800 has 288 divisors, whose sum is σ = 10084374558720. Its totient is φ = 697075891200.

The previous prime is 2851235440799. The next prime is 2851235440817. The reversal of 2851235440800 is 80445321582.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 405099 + ... + 2422101.

It is an arithmetic number, because the mean of its divisors is an integer number (35015189440).

Almost surely, 2^{2851235440800} is an apocalyptic number.

2851235440800 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2851235440800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5042187279360).

2851235440800 is an abundant number, since it is smaller than the sum of its proper divisors (7233139117920).

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

2851235440800 is a wasteful number, since it uses less digits than its factorization.

2851235440800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2017076 (or 2017063 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 42.

The spelling of 2851235440800 in words is "two trillion, eight hundred fifty-one billion, two hundred thirty-five million, four hundred forty thousand, eight hundred".