1024003044240 has 80 divisors (see below), whose sum is σ = 3462992122176. Its totient is φ = 248243161600.

The previous prime is 1024003044223. The next prime is 1024003044271. The reversal of 1024003044240 is 424403004201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1024003044240² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1024003044240.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 193937331 + ... + 193942610.

Almost surely, 2^{1024003044240} is an apocalyptic number.

1024003044240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1024003044240 is an abundant number, since it is smaller than the sum of its proper divisors (2438989077936).

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

1024003044240 is a wasteful number, since it uses less digits than its factorization.

1024003044240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 387879968 (or 387879962 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 1024003044240 its reverse (424403004201), we get a palindrome (1448406048441).

The spelling of 1024003044240 in words is "one trillion, twenty-four billion, three million, forty-four thousand, two hundred forty".