1550546450000 has 240 divisors, whose sum is σ = 3869482337280. Its totient is φ = 601547520000.

The previous prime is 1550546449961. The next prime is 1550546450023. The reversal of 1550546450000 is 546450551.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 265547081 + ... + 265552919.

It is an arithmetic number, because the mean of its divisors is an integer number (16122843072).

Almost surely, 2^{1550546450000} is an apocalyptic number.

1550546450000 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 1550546450000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1934741168640).

1550546450000 is an abundant number, since it is smaller than the sum of its proper divisors (2318935887280).

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

1550546450000 is an equidigital number, since it uses as much as digits as its factorization.

1550546450000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6032 (or 6006 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 35.

The spelling of 1550546450000 in words is "one trillion, five hundred fifty billion, five hundred forty-six million, four hundred fifty thousand".