44312351350013 has 2 divisors, whose sum is σ = 44312351350014. Its totient is φ = 44312351350012.

The previous prime is 44312351350009. The next prime is 44312351350049. The reversal of 44312351350013 is 31005315321344.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40165515991129 + 4146835358884 = 6337627^2 + 2036378^2 .

It is a cyclic number.

It is not a de Polignac number, because 44312351350013 - 2² = 44312351350009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44312351350213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22156175675006 + 22156175675007.

It is an arithmetic number, because the mean of its divisors is an integer number (22156175675007).

Almost surely, 2^{44312351350013} is an apocalyptic number.

It is an amenable number.

44312351350013 is a deficient number, since it is larger than the sum of its proper divisors (1).

44312351350013 is an equidigital number, since it uses as much as digits as its factorization.

44312351350013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 64800, while the sum is 35.

Adding to 44312351350013 its reverse (31005315321344), we get a palindrome (75317666671357).

The spelling of 44312351350013 in words is "forty-four trillion, three hundred twelve billion, three hundred fifty-one million, three hundred fifty thousand, thirteen".