440130013442 has 16 divisors (see below), whose sum is σ = 766877589312. Its totient is φ = 185534899920.

The previous prime is 440130013441. The next prime is 440130013471. The reversal of 440130013442 is 244310031044.

It is not an unprimeable number, because it can be changed into a prime (440130013441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 257686508 + ... + 257688215.

It is an arithmetic number, because the mean of its divisors is an integer number (47929849332).

Almost surely, 2^440130013442 is an apocalyptic number.

440130013442 is a deficient number, since it is larger than the sum of its proper divisors (326747575870).

440130013442 is a wasteful number, since it uses less digits than its factorization.

440130013442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515374793.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 440130013442 its reverse (244310031044), we get a palindrome (684440044486).

The spelling of 440130013442 in words is "four hundred forty billion, one hundred thirty million, thirteen thousand, four hundred forty-two".