42105251362 has 16 divisors (see below), whose sum is σ = 63502998840. Its totient is φ = 20937858048.

The previous prime is 42105251327. The next prime is 42105251371. The reversal of 42105251362 is 26315250124.

It can be written as a sum of positive squares in 4 ways, for example, as 42082009321 + 23242041 = 205139^2 + 4821^2 .

It is an unprimeable number.

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, 242608 + ... + 378244.

Almost surely, 2^42105251362 is an apocalyptic number.

42105251362 is a deficient number, since it is larger than the sum of its proper divisors (21397747478).

42105251362 is a wasteful number, since it uses less digits than its factorization.

42105251362 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136485.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 42105251362 in words is "forty-two billion, one hundred five million, two hundred fifty-one thousand, three hundred sixty-two".