42165554367 has 8 divisors (see below), whose sum is σ = 57173633280. Its totient is φ = 27633922520.

The previous prime is 42165554351. The next prime is 42165554369. The reversal of 42165554367 is 76345556124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 42165554367 - 2⁴ = 42165554351 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42165554369) by changing a digit.

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, 119111559 + ... + 119111912.

It is an arithmetic number, because the mean of its divisors is an integer number (7146704160).

Almost surely, 2^42165554367 is an apocalyptic number.

42165554367 is a deficient number, since it is larger than the sum of its proper divisors (15008078913).

42165554367 is a wasteful number, since it uses less digits than its factorization.

42165554367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238223533.

The product of its digits is 3024000, while the sum is 48.

The spelling of 42165554367 in words is "forty-two billion, one hundred sixty-five million, five hundred fifty-four thousand, three hundred sixty-seven".