42311334434 has 4 divisors (see below), whose sum is σ = 63467001654. Its totient is φ = 21155667216.

The previous prime is 42311334427. The next prime is 42311334469. The reversal of 42311334434 is 43443311324.

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., 37781640625 + 4529693809 = 194375^2 + 67303^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 42311334434.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10577833607 + ... + 10577833610.

Almost surely, 2^42311334434 is an apocalyptic number.

42311334434 is a deficient number, since it is larger than the sum of its proper divisors (21155667220).

42311334434 is a wasteful number, since it uses less digits than its factorization.

42311334434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21155667219.

The product of its digits is 41472, while the sum is 32.

Adding to 42311334434 its reverse (43443311324), we get a palindrome (85754645758).

The spelling of 42311334434 in words is "forty-two billion, three hundred eleven million, three hundred thirty-four thousand, four hundred thirty-four".