64168264938134 has 32 divisors (see below), whose sum is σ = 110043334149120. Its totient is φ = 27490537375488.

The previous prime is 64168264938119. The next prime is 64168264938137. The reversal of 64168264938134 is 43183946286146.

64168264938134 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64168264938137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1407577289 + ... + 1407622875.

It is an arithmetic number, because the mean of its divisors is an integer number (3438854192160).

Almost surely, 2^{64168264938134} is an apocalyptic number.

64168264938134 is a deficient number, since it is larger than the sum of its proper divisors (45875069210986).

64168264938134 is a wasteful number, since it uses less digits than its factorization.

64168264938134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80492.

The product of its digits is 143327232, while the sum is 65.

The spelling of 64168264938134 in words is "sixty-four trillion, one hundred sixty-eight billion, two hundred sixty-four million, nine hundred thirty-eight thousand, one hundred thirty-four".