42008329064 has 16 divisors (see below), whose sum is σ = 84824510820. Its totient is φ = 19388459520.

The previous prime is 42008329063. The next prime is 42008329067. The reversal of 42008329064 is 46092380024.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 41884896964 + 123432100 = 204658^2 + 11110^2 .

It is not an unprimeable number, because it can be changed into a prime (42008329061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201963017 + ... + 201963224.

Almost surely, 2^42008329064 is an apocalyptic number.

It is an amenable number.

42008329064 is an abundant number, since it is smaller than the sum of its proper divisors (42816181756).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

42008329064 is a wasteful number, since it uses less digits than its factorization.

42008329064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403926260 (or 403926256 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 42008329064 in words is "forty-two billion, eight million, three hundred twenty-nine thousand, sixty-four".