130521574556 has 12 divisors (see below), whose sum is σ = 231629837040. Its totient is φ = 64341621120.

The previous prime is 130521574499. The next prime is 130521574609. The reversal of 130521574556 is 655475125031.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229791221 + ... + 229791788.

It is an arithmetic number, because the mean of its divisors is an integer number (19302486420).

Almost surely, 2^130521574556 is an apocalyptic number.

It is an amenable number.

130521574556 is a deficient number, since it is larger than the sum of its proper divisors (101108262484).

130521574556 is a wasteful number, since it uses less digits than its factorization.

130521574556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459583084 (or 459583082 counting only the distinct ones).

The product of its (nonzero) digits is 630000, while the sum is 44.

Adding to 130521574556 its reverse (655475125031), we get a palindrome (785996699587).

The spelling of 130521574556 in words is "one hundred thirty billion, five hundred twenty-one million, five hundred seventy-four thousand, five hundred fifty-six".