42068907730018 has 64 divisors (see below), whose sum is σ = 74212798464000. Its totient is φ = 17711676924480.

The previous prime is 42068907729971. The next prime is 42068907730019. The reversal of 42068907730018 is 81003770986024.

It is not an unprimeable number, because it can be changed into a prime (42068907730019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3854746 + ... + 9949717.

It is an arithmetic number, because the mean of its divisors is an integer number (1159574976000).

Almost surely, 2^{42068907730018} is an apocalyptic number.

42068907730018 is a deficient number, since it is larger than the sum of its proper divisors (32143890733982).

42068907730018 is a wasteful number, since it uses less digits than its factorization.

42068907730018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13804727.

The product of its (nonzero) digits is 4064256, while the sum is 55.

The spelling of 42068907730018 in words is "forty-two trillion, sixty-eight billion, nine hundred seven million, seven hundred thirty thousand, eighteen".