42243402034 has 8 divisors (see below), whose sum is σ = 67092462108. Its totient is φ = 19879248000.

The previous prime is 42243401969. The next prime is 42243402041. The reversal of 42243402034 is 43020434224.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 33524511409 + 8718890625 = 183097^2 + 93375^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 42243401993 and 42243402011.

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 3 ways as a sum of consecutive naturals, for example, 621226467 + ... + 621226534.

Almost surely, 2^42243402034 is an apocalyptic number.

42243402034 is a deficient number, since it is larger than the sum of its proper divisors (24849060074).

42243402034 is a wasteful number, since it uses less digits than its factorization.

42243402034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1242453020.

The product of its (nonzero) digits is 18432, while the sum is 28.

Adding to 42243402034 its reverse (43020434224), we get a palindrome (85263836258).

The spelling of 42243402034 in words is "forty-two billion, two hundred forty-three million, four hundred two thousand, thirty-four".