2845245446400 has 1296 divisors, whose sum is σ = 11850289657920. Its totient is φ = 597019852800.

The previous prime is 2845245446357. The next prime is 2845245446429. The reversal of 2845245446400 is 46445425482.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a self number, because there is not a number n which added to its sum of digits gives 2845245446400.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 655735431 + ... + 655739769.

It is an arithmetic number, because the mean of its divisors is an integer number (9143742020).

Almost surely, 2^{2845245446400} is an apocalyptic number.

2845245446400 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 2845245446400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5925144828960).

2845245446400 is an abundant number, since it is smaller than the sum of its proper divisors (9005044211520).

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

2845245446400 is a wasteful number, since it uses less digits than its factorization.

2845245446400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4440 (or 4414 counting only the distinct ones).

The product of its (nonzero) digits is 4915200, while the sum is 48.

The spelling of 2845245446400 in words is "two trillion, eight hundred forty-five billion, two hundred forty-five million, four hundred forty-six thousand, four hundred".