42526521545339 has 16 divisors (see below), whose sum is σ = 46159173860352. Its totient is φ = 38945505449088.

The previous prime is 42526521545293. The next prime is 42526521545363. The reversal of 42526521545339 is 93354512562524.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 42526521545339 - 2¹⁶ = 42526521479803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42526521545239) 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, 118979177 + ... + 119336069.

It is an arithmetic number, because the mean of its divisors is an integer number (2884948366272).

Almost surely, 2^{42526521545339} is an apocalyptic number.

42526521545339 is a deficient number, since it is larger than the sum of its proper divisors (3632652315013).

42526521545339 is a wasteful number, since it uses less digits than its factorization.

42526521545339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 429206.

The product of its digits is 38880000, while the sum is 56.

The spelling of 42526521545339 in words is "forty-two trillion, five hundred twenty-six billion, five hundred twenty-one million, five hundred forty-five thousand, three hundred thirty-nine".