42234414204434 has 4 divisors (see below), whose sum is σ = 63351621306654. Its totient is φ = 21117207102216.

The previous prime is 42234414204407. The next prime is 42234414204469. The reversal of 42234414204434 is 43440241443224.

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., 35257171950625 + 6977242253809 = 5937775^2 + 2641447^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42234414204391 and 42234414204400.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10558603551107 + ... + 10558603551110.

Almost surely, 2^{42234414204434} is an apocalyptic number.

42234414204434 is a deficient number, since it is larger than the sum of its proper divisors (21117207102220).

42234414204434 is a wasteful number, since it uses less digits than its factorization.

42234414204434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21117207102219.

The product of its (nonzero) digits is 1179648, while the sum is 41.

Adding to 42234414204434 its reverse (43440241443224), we get a palindrome (85674655647658).

The spelling of 42234414204434 in words is "forty-two trillion, two hundred thirty-four billion, four hundred fourteen million, two hundred four thousand, four hundred thirty-four".