1050143400000 has 336 divisors, whose sum is σ = 3858806770560. Its totient is φ = 280036800000.

The previous prime is 1050143399969. The next prime is 1050143400013. The reversal of 1050143400000 is 43410501.

It is a happy number.

It is a super-2 number, since 2×1050143400000² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5302765 + ... + 5497235.

It is an arithmetic number, because the mean of its divisors is an integer number (11484543960).

Almost surely, 2^{1050143400000} is an apocalyptic number.

1050143400000 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 1050143400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1929403385280).

1050143400000 is an abundant number, since it is smaller than the sum of its proper divisors (2808663370560).

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

1050143400000 is an frugal number, since it uses more digits than its factorization.

1050143400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194517 (or 194481 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

Adding to 1050143400000 its reverse (43410501), we get a palindrome (1050186810501).

The spelling of 1050143400000 in words is "one trillion, fifty billion, one hundred forty-three million, four hundred thousand".