1002530535020 has 24 divisors (see below), whose sum is σ = 2406073284384. Its totient is φ = 343724754816.

The previous prime is 1002530535011. The next prime is 1002530535037. The reversal of 1002530535020 is 205350352001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3580466057 + ... + 3580466336.

It is an arithmetic number, because the mean of its divisors is an integer number (100253053516).

Almost surely, 2^{1002530535020} is an apocalyptic number.

1002530535020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1002530535020 is an abundant number, since it is smaller than the sum of its proper divisors (1403542749364).

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

1002530535020 is a wasteful number, since it uses less digits than its factorization.

1002530535020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7160932409 (or 7160932407 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 26.

Adding to 1002530535020 its reverse (205350352001), we get a palindrome (1207880887021).

The spelling of 1002530535020 in words is "one trillion, two billion, five hundred thirty million, five hundred thirty-five thousand, twenty".