1040143505200 has 120 divisors (see below), whose sum is σ = 2530852928240. Its totient is φ = 410778086400.

The previous prime is 1040143505197. The next prime is 1040143505213. The reversal of 1040143505200 is 25053410401.

It is a happy number.

It is a super-2 number, since 2×1040143505200² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 10011922 + ... + 10115278.

Almost surely, 2^{1040143505200} is an apocalyptic number.

1040143505200 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 1040143505200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1265426464120).

1040143505200 is an abundant number, since it is smaller than the sum of its proper divisors (1490709423040).

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

1040143505200 is a wasteful number, since it uses less digits than its factorization.

1040143505200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103695 (or 103684 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

Adding to 1040143505200 its reverse (25053410401), we get a palindrome (1065196915601).

The spelling of 1040143505200 in words is "one trillion, forty billion, one hundred forty-three million, five hundred five thousand, two hundred".