42005504505352 has 32 divisors (see below), whose sum is σ = 79626026859480. Its totient is φ = 20773155409920.

The previous prime is 42005504505331. The next prime is 42005504505397. The reversal of 42005504505352 is 25350540550024.

It can be written as a sum of positive squares in 4 ways, for example, as 41946943409316 + 58561096036 = 6476646^2 + 241994^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78361899 + ... + 78896122.

Almost surely, 2^{42005504505352} is an apocalyptic number.

It is an amenable number.

42005504505352 is a deficient number, since it is larger than the sum of its proper divisors (37620522354128).

42005504505352 is a wasteful number, since it uses less digits than its factorization.

42005504505352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157258393 (or 157258389 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 40.

The spelling of 42005504505352 in words is "forty-two trillion, five billion, five hundred four million, five hundred five thousand, three hundred fifty-two".