130650505728 has 80 divisors (see below), whose sum is σ = 352963676736. Its totient is φ = 42936750080.

The previous prime is 130650505717. The next prime is 130650505729. The reversal of 130650505728 is 827505056031.

130650505728 is nontrivially palindromic in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 130650505728.

It is not an unprimeable number, because it can be changed into a prime (130650505729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 489951 + ... + 708062.

Almost surely, 2^130650505728 is an apocalyptic number.

It is an amenable number.

130650505728 is an abundant number, since it is smaller than the sum of its proper divisors (222313171008).

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

130650505728 is an equidigital number, since it uses as much as digits as its factorization.

130650505728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1198105 (or 1198089 counting only the distinct ones).

The product of its (nonzero) digits is 252000, while the sum is 42.

The spelling of 130650505728 in words is "one hundred thirty billion, six hundred fifty million, five hundred five thousand, seven hundred twenty-eight".