609045228000 has 1152 divisors, whose sum is σ = 2524698408960. Its totient is φ = 137479680000.

The previous prime is 609045227993. The next prime is 609045228007. The reversal of 609045228000 is 822540906.

It is a happy number.

609045228000 is a `hidden beast` number, since 609 + 0 + 45 + 2 + 2 + 8 + 0 + 0 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (609045227993) and next prime (609045228007).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (609045228007) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 458963337 + ... + 458964663.

It is an arithmetic number, because the mean of its divisors is an integer number (2191578480).

Almost surely, 2^609045228000 is an apocalyptic number.

609045228000 is a gapful number since it is divisible by the number (60) 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 609045228000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1262349204480).

609045228000 is an abundant number, since it is smaller than the sum of its proper divisors (1915653180960).

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

609045228000 is a wasteful number, since it uses less digits than its factorization.

609045228000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1449 (or 1428 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

Adding to 609045228000 its reverse (822540906), we get a palindrome (609867768906).

The spelling of 609045228000 in words is "six hundred nine billion, forty-five million, two hundred twenty-eight thousand".