42167129239 has 4 divisors (see below), whose sum is σ = 44647548624. Its totient is φ = 39686709856.

The previous prime is 42167129219. The next prime is 42167129293. The reversal of 42167129239 is 93292176124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 42167129239 - 2⁷ = 42167129111 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 (42167129219) 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 3 ways as a sum of consecutive naturals, for example, 1240209667 + ... + 1240209700.

It is an arithmetic number, because the mean of its divisors is an integer number (11161887156).

Almost surely, 2^42167129239 is an apocalyptic number.

42167129239 is a deficient number, since it is larger than the sum of its proper divisors (2480419385).

42167129239 is a wasteful number, since it uses less digits than its factorization.

42167129239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2480419384.

The product of its digits is 326592, while the sum is 46.

The spelling of 42167129239 in words is "forty-two billion, one hundred sixty-seven million, one hundred twenty-nine thousand, two hundred thirty-nine".