42234410402 has 4 divisors (see below), whose sum is σ = 63351615606. Its totient is φ = 21117205200.

The previous prime is 42234410371. The next prime is 42234410417. The reversal of 42234410402 is 20401443224.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 41388240481 + 846169921 = 203441^2 + 29089^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10558602599 + ... + 10558602602.

Almost surely, 2^42234410402 is an apocalyptic number.

42234410402 is a deficient number, since it is larger than the sum of its proper divisors (21117205204).

42234410402 is a wasteful number, since it uses less digits than its factorization.

42234410402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21117205203.

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

Adding to 42234410402 its reverse (20401443224), we get a palindrome (62635853626).

The spelling of 42234410402 in words is "forty-two billion, two hundred thirty-four million, four hundred ten thousand, four hundred two".