1025520002250 has 64 divisors (see below), whose sum is σ = 2582350333056. Its totient is φ = 271051872000.

The previous prime is 1025520002239. The next prime is 1025520002251. The reversal of 1025520002250 is 522000255201.

1025520002250 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1025520002250.

It is not an unprimeable number, because it can be changed into a prime (1025520002251) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5965516 + ... + 6135015.

It is an arithmetic number, because the mean of its divisors is an integer number (40349223954).

Almost surely, 2^{1025520002250} is an apocalyptic number.

1025520002250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1025520002250 is an abundant number, since it is smaller than the sum of its proper divisors (1556830330806).

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

1025520002250 is a wasteful number, since it uses less digits than its factorization.

1025520002250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12100664 (or 12100654 counting only the distinct ones).

The product of its (nonzero) digits is 2000, while the sum is 24.

Adding to 1025520002250 its reverse (522000255201), we get a palindrome (1547520257451).

The spelling of 1025520002250 in words is "one trillion, twenty-five billion, five hundred twenty million, two thousand, two hundred fifty".