1002533120450 has 12 divisors (see below), whose sum is σ = 1864711604130. Its totient is φ = 401013248160.

The previous prime is 1002533120447. The next prime is 1002533120471. The reversal of 1002533120450 is 540213352001.

It is a happy number.

1002533120450 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 886755572329 + 115777548121 = 941677^2 + 340261^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 10025331155 + ... + 10025331254.

Almost surely, 2^{1002533120450} is an apocalyptic number.

1002533120450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1002533120450 is a deficient number, since it is larger than the sum of its proper divisors (862178483680).

1002533120450 is a wasteful number, since it uses less digits than its factorization.

1002533120450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20050662421 (or 20050662416 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 1002533120450 its reverse (540213352001), we get a palindrome (1542746472451).

The spelling of 1002533120450 in words is "one trillion, two billion, five hundred thirty-three million, one hundred twenty thousand, four hundred fifty".