42534143246 has 32 divisors (see below), whose sum is σ = 74691175680. Its totient is φ = 17785950336.

The previous prime is 42534143233. The next prime is 42534143273. The reversal of 42534143246 is 64234143524.

It is a Curzon number.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 532790 + ... + 607398.

It is an arithmetic number, because the mean of its divisors is an integer number (2334099240).

Almost surely, 2^42534143246 is an apocalyptic number.

42534143246 is a deficient number, since it is larger than the sum of its proper divisors (32157032434).

42534143246 is a wasteful number, since it uses less digits than its factorization.

42534143246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75608.

The product of its digits is 276480, while the sum is 38.

The spelling of 42534143246 in words is "forty-two billion, five hundred thirty-four million, one hundred forty-three thousand, two hundred forty-six".