34142921242 has 16 divisors (see below), whose sum is σ = 51389411112. Its totient is φ = 17013196800.

The previous prime is 34142921231. The next prime is 34142921243. The reversal of 34142921242 is 24212924143.

It can be written as a sum of positive squares in 4 ways, for example, as 31166018521 + 2976902721 = 176539^2 + 54561^2 .

It is a junction number, because it is equal to n+sod(n) for n = 34142921198 and 34142921207.

It is not an unprimeable number, because it can be changed into a prime (34142921243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 876778 + ... + 914890.

Almost surely, 2^34142921242 is an apocalyptic number.

34142921242 is a deficient number, since it is larger than the sum of its proper divisors (17246489870).

34142921242 is a wasteful number, since it uses less digits than its factorization.

34142921242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39633.

The product of its digits is 27648, while the sum is 34.

The spelling of 34142921242 in words is "thirty-four billion, one hundred forty-two million, nine hundred twenty-one thousand, two hundred forty-two".