42125012004234 has 32 divisors (see below), whose sum is σ = 89239406624640. Its totient is φ = 13210727247872.

The previous prime is 42125012004223. The next prime is 42125012004253. The reversal of 42125012004234 is 43240021052124.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77270679 + ... + 77813930.

It is an arithmetic number, because the mean of its divisors is an integer number (2788731457020).

Almost surely, 2^{42125012004234} is an apocalyptic number.

42125012004234 is an abundant number, since it is smaller than the sum of its proper divisors (47114394620406).

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

42125012004234 is a wasteful number, since it uses less digits than its factorization.

42125012004234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155087294.

The product of its (nonzero) digits is 15360, while the sum is 30.

Adding to 42125012004234 its reverse (43240021052124), we get a palindrome (85365033056358).

The spelling of 42125012004234 in words is "forty-two trillion, one hundred twenty-five billion, twelve million, four thousand, two hundred thirty-four".