369609220000 has 120 divisors (see below), whose sum is σ = 921753847476. Its totient is φ = 145817856000.

The previous prime is 369609219983. The next prime is 369609220007. The reversal of 369609220000 is 22906963.

It can be written as a sum of positive squares in 10 ways, for example, as 10362425616 + 359246794384 = 101796^2 + 599372^2 .

It is a super-2 number, since 2×369609220000² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (369609220007) by changing a digit.

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 19 ways as a sum of consecutive naturals, for example, 1333422 + ... + 1586578.

Almost surely, 2^369609220000 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 369609220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (460876923738).

369609220000 is an abundant number, since it is smaller than the sum of its proper divisors (552144627476).

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

369609220000 is an equidigital number, since it uses as much as digits as its factorization.

369609220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253260 (or 253237 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 37.

The spelling of 369609220000 in words is "three hundred sixty-nine billion, six hundred nine million, two hundred twenty thousand".