1002443023004 has 6 divisors (see below), whose sum is σ = 1754275290264. Its totient is φ = 501221511500.

The previous prime is 1002443022943. The next prime is 1002443023009. The reversal of 1002443023004 is 4003203442001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1002443023009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125305377872 + ... + 125305377879.

It is an arithmetic number, because the mean of its divisors is an integer number (292379215044).

Almost surely, 2^{1002443023004} is an apocalyptic number.

It is an amenable number.

1002443023004 is a deficient number, since it is larger than the sum of its proper divisors (751832267260).

1002443023004 is a wasteful number, since it uses less digits than its factorization.

1002443023004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250610755755 (or 250610755753 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 1002443023004 its reverse (4003203442001), we get a palindrome (5005646465005).

The spelling of 1002443023004 in words is "one trillion, two billion, four hundred forty-three million, twenty-three thousand, four".