42004681058 has 4 divisors (see below), whose sum is σ = 63007021590. Its totient is φ = 21002340528.

The previous prime is 42004681057. The next prime is 42004681133. The reversal of 42004681058 is 85018640024.

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., 37437219169 + 4567461889 = 193487^2 + 67583^2 .

It is not an unprimeable number, because it can be changed into a prime (42004681051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10501170263 + ... + 10501170266.

Almost surely, 2^42004681058 is an apocalyptic number.

42004681058 is a deficient number, since it is larger than the sum of its proper divisors (21002340532).

42004681058 is a wasteful number, since it uses less digits than its factorization.

42004681058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21002340531.

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 42004681058 in words is "forty-two billion, four million, six hundred eighty-one thousand, fifty-eight".