42043434410 has 16 divisors (see below), whose sum is σ = 75972654216. Its totient is φ = 16751935488.

The previous prime is 42043434401. The next prime is 42043434431. The reversal of 42043434410 is 1443434024.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 41313408049 + 730026361 = 203257^2 + 27019^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8177087 + ... + 8182226.

Almost surely, 2^42043434410 is an apocalyptic number.

42043434410 is a deficient number, since it is larger than the sum of its proper divisors (33929219806).

42043434410 is a wasteful number, since it uses less digits than its factorization.

42043434410 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16359577.

The product of its (nonzero) digits is 18432, while the sum is 29.

Adding to 42043434410 its reverse (1443434024), we get a palindrome (43486868434).

The spelling of 42043434410 in words is "forty-two billion, forty-three million, four hundred thirty-four thousand, four hundred ten".