64093138438295 has 4 divisors (see below), whose sum is σ = 76911766125960. Its totient is φ = 51274510750632.

The previous prime is 64093138438207. The next prime is 64093138438313. The reversal of 64093138438295 is 59283483139046.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 64093138438295 - 2¹⁶ = 64093138372759 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6409313843825 + ... + 6409313843834.

It is an arithmetic number, because the mean of its divisors is an integer number (19227941531490).

Almost surely, 2^{64093138438295} is an apocalyptic number.

64093138438295 is a deficient number, since it is larger than the sum of its proper divisors (12818627687665).

64093138438295 is a wasteful number, since it uses less digits than its factorization.

64093138438295 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12818627687664.

The product of its (nonzero) digits is 134369280, while the sum is 65.

The spelling of 64093138438295 in words is "sixty-four trillion, ninety-three billion, one hundred thirty-eight million, four hundred thirty-eight thousand, two hundred ninety-five".