42445534034 has 4 divisors (see below), whose sum is σ = 63668301054. Its totient is φ = 21222767016.

The previous prime is 42445533979. The next prime is 42445534037. The reversal of 42445534034 is 43043554424.

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., 41936896225 + 508637809 = 204785^2 + 22553^2 .

It is a super-3 number, since 3×42445534034³ (a number of 33 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (42445534037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10611383507 + ... + 10611383510.

Almost surely, 2^42445534034 is an apocalyptic number.

42445534034 is a deficient number, since it is larger than the sum of its proper divisors (21222767020).

42445534034 is a wasteful number, since it uses less digits than its factorization.

42445534034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21222767019.

The product of its (nonzero) digits is 460800, while the sum is 38.

The spelling of 42445534034 in words is "forty-two billion, four hundred forty-five million, five hundred thirty-four thousand, thirty-four".