42251534142 has 8 divisors (see below), whose sum is σ = 84503068296. Its totient is φ = 14083844712.

The previous prime is 42251534071. The next prime is 42251534159. The reversal of 42251534142 is 24143515224.

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

42251534142 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3520961173 + ... + 3520961184.

It is an arithmetic number, because the mean of its divisors is an integer number (10562883537).

Almost surely, 2^42251534142 is an apocalyptic number.

42251534142 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42251534142 is a wasteful number, since it uses less digits than its factorization.

42251534142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7041922362.

The product of its digits is 38400, while the sum is 33.

The spelling of 42251534142 in words is "forty-two billion, two hundred fifty-one million, five hundred thirty-four thousand, one hundred forty-two".