1001403324240 has 160 divisors (see below), whose sum is σ = 3495808253952. Its totient is φ = 234933312000.

The previous prime is 1001403324239. The next prime is 1001403324263. The reversal of 1001403324240 is 424233041001.

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 1001403324240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6036216 + ... + 6199895.

Almost surely, 2^{1001403324240} is an apocalyptic number.

1001403324240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001403324240 is an abundant number, since it is smaller than the sum of its proper divisors (2494404929712).

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

1001403324240 is a wasteful number, since it uses less digits than its factorization.

1001403324240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12236169 (or 12236163 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1001403324240 its reverse (424233041001), we get a palindrome (1425636365241).

The spelling of 1001403324240 in words is "one trillion, one billion, four hundred three million, three hundred twenty-four thousand, two hundred forty".