42338192064 has 84 divisors (see below), whose sum is σ = 130308775704. Its totient is φ = 12096623616.

The previous prime is 42338192063. The next prime is 42338192137. The reversal of 42338192064 is 46029183324.

It is a tau number, because it is divible by the number of its divisors (84).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (42338192063) 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 in 11 ways as a sum of consecutive naturals, for example, 2240709 + ... + 2259524.

Almost surely, 2^42338192064 is an apocalyptic number.

It is an amenable number.

42338192064 is an abundant number, since it is smaller than the sum of its proper divisors (87970583640).

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

42338192064 is a wasteful number, since it uses less digits than its factorization.

42338192064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4500262 (or 4500245 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 42.

The spelling of 42338192064 in words is "forty-two billion, three hundred thirty-eight million, one hundred ninety-two thousand, sixty-four".