42021024434 has 8 divisors (see below), whose sum is σ = 63032415600. Its totient is φ = 21010219236.

The previous prime is 42021024413. The next prime is 42021024443. The reversal of 42021024434 is 43442012024.

It is a happy number.

42021024434 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a Curzon 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, 166757 + ... + 334439.

It is an arithmetic number, because the mean of its divisors is an integer number (7879051950).

Almost surely, 2^42021024434 is an apocalyptic number.

42021024434 is a deficient number, since it is larger than the sum of its proper divisors (21011391166).

42021024434 is a wasteful number, since it uses less digits than its factorization.

42021024434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292984.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 42021024434 its reverse (43442012024), we get a palindrome (85463036458).

The spelling of 42021024434 in words is "forty-two billion, twenty-one million, twenty-four thousand, four hundred thirty-four".