130394592644 has 24 divisors (see below), whose sum is σ = 228701402328. Its totient is φ = 65051493120.

The previous prime is 130394592607. The next prime is 130394592683. The reversal of 130394592644 is 446295493031.

It can be written as a sum of positive squares in 4 ways, for example, as 105859129600 + 24535463044 = 325360^2 + 156638^2 .

It is a junction number, because it is equal to n+sod(n) for n = 130394592592 and 130394592601.

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 7 ways as a sum of consecutive naturals, for example, 3443864 + ... + 3481520.

It is an arithmetic number, because the mean of its divisors is an integer number (9529225097).

Almost surely, 2^130394592644 is an apocalyptic number.

It is an amenable number.

130394592644 is a deficient number, since it is larger than the sum of its proper divisors (98306809684).

130394592644 is a wasteful number, since it uses less digits than its factorization.

130394592644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39575 (or 39573 counting only the distinct ones).

The product of its (nonzero) digits is 2799360, while the sum is 50.

The spelling of 130394592644 in words is "one hundred thirty billion, three hundred ninety-four million, five hundred ninety-two thousand, six hundred forty-four".