130440000344 has 32 divisors (see below), whose sum is σ = 257521420800. Its totient is φ = 61769596320.

The previous prime is 130440000323. The next prime is 130440000347. The reversal of 130440000344 is 443000044031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130440000347) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 414449 + ... + 657759.

It is an arithmetic number, because the mean of its divisors is an integer number (8047544400).

Almost surely, 2^130440000344 is an apocalyptic number.

It is an amenable number.

130440000344 is a deficient number, since it is larger than the sum of its proper divisors (127081420456).

130440000344 is a wasteful number, since it uses less digits than its factorization.

130440000344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 246863 (or 246859 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 130440000344 its reverse (443000044031), we get a palindrome (573440044375).

The spelling of 130440000344 in words is "one hundred thirty billion, four hundred forty million, three hundred forty-four", and thus it is an aban number.