1550252968000 has 896 divisors, whose sum is σ = 4473231340032. Its totient is φ = 531548160000.

The previous prime is 1550252967863. The next prime is 1550252968001. The reversal of 1550252968000 is 8692520551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1550252968001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 23138103967 + ... + 23138104033.

It is an arithmetic number, because the mean of its divisors is an integer number (4992445692).

Almost surely, 2^{1550252968000} is an apocalyptic number.

1550252968000 is a gapful number since it is divisible by the number (10) 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 1550252968000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2236615670016).

1550252968000 is an abundant number, since it is smaller than the sum of its proper divisors (2922978372032).

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

1550252968000 is an equidigital number, since it uses as much as digits as its factorization.

1550252968000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221 (or 179 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 43.

The spelling of 1550252968000 in words is "one trillion, five hundred fifty billion, two hundred fifty-two million, nine hundred sixty-eight thousand".