1002433021040 has 40 divisors (see below), whose sum is σ = 2542534664688. Its totient is φ = 364521098240.

The previous prime is 1002433020983. The next prime is 1002433021063. The reversal of 1002433021040 is 401203342001.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 569563337 + ... + 569565096.

Almost surely, 2^{1002433021040} is an apocalyptic number.

1002433021040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002433021040 is an abundant number, since it is smaller than the sum of its proper divisors (1540101643648).

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

1002433021040 is a wasteful number, since it uses less digits than its factorization.

1002433021040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1139128457 (or 1139128451 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 1002433021040 its reverse (401203342001), we get a palindrome (1403636363041).

The spelling of 1002433021040 in words is "one trillion, two billion, four hundred thirty-three million, twenty-one thousand, forty".