42544404314015 has 16 divisors (see below), whose sum is σ = 53284122597888. Its totient is φ = 32548916802336.

The previous prime is 42544404314011. The next prime is 42544404314021. The reversal of 42544404314015 is 51041340444524.

It is a cyclic number.

It is not a de Polignac number, because 42544404314015 - 2² = 42544404314011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42544404314011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38090747 + ... + 39191756.

It is an arithmetic number, because the mean of its divisors is an integer number (3330257662368).

Almost surely, 2^{42544404314015} is an apocalyptic number.

42544404314015 is a deficient number, since it is larger than the sum of its proper divisors (10739718283873).

42544404314015 is a wasteful number, since it uses less digits than its factorization.

42544404314015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77287318.

The product of its (nonzero) digits is 614400, while the sum is 41.

Adding to 42544404314015 its reverse (51041340444524), we get a palindrome (93585744758539).

The spelling of 42544404314015 in words is "forty-two trillion, five hundred forty-four billion, four hundred four million, three hundred fourteen thousand, fifteen".