1024403045200 has 30 divisors (see below), whose sum is σ = 2461128317054. Its totient is φ = 409761217920.

The previous prime is 1024403045059. The next prime is 1024403045221. The reversal of 1024403045200 is 25403044201.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 239931469584 + 784471575616 = 489828^2 + 885704^2 .

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1280503407 + ... + 1280504206.

Almost surely, 2^{1024403045200} is an apocalyptic number.

1024403045200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1024403045200 is an abundant number, since it is smaller than the sum of its proper divisors (1436725271854).

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

1024403045200 is a wasteful number, since it uses less digits than its factorization.

1024403045200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2561007631 (or 2561007620 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

Adding to 1024403045200 its reverse (25403044201), we get a palindrome (1049806089401).

Subtracting from 1024403045200 its reverse (25403044201), we obtain a palindrome (999000000999).

The spelling of 1024403045200 in words is "one trillion, twenty-four billion, four hundred three million, forty-five thousand, two hundred".