3644227422000 has 800 divisors, whose sum is σ = 14479409026368. Its totient is φ = 883396800000.

The previous prime is 3644227421981. The next prime is 3644227422013. The reversal of 3644227422000 is 2247224463.

3644227422000 is a `hidden beast` number, since 3 + 6 + 4 + 4 + 227 + 422 + 0 + 0 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 215613550 + ... + 215630450.

Almost surely, 2^{3644227422000} is an apocalyptic number.

3644227422000 is a gapful number since it is divisible by the number (30) 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 3644227422000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7239704513184).

3644227422000 is an abundant number, since it is smaller than the sum of its proper divisors (10835181604368).

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

3644227422000 is a wasteful number, since it uses less digits than its factorization.

3644227422000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16969 (or 16922 counting only the distinct ones).

The product of its (nonzero) digits is 129024, while the sum is 36.

The spelling of 3644227422000 in words is "three trillion, six hundred forty-four billion, two hundred twenty-seven million, four hundred twenty-two thousand".