64366131115103 has 4 divisors (see below), whose sum is σ = 64380412488840. Its totient is φ = 64351849741368.

The previous prime is 64366131115043. The next prime is 64366131115109. The reversal of 64366131115103 is 30151113166346.

64366131115103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 64366131115103 - 2⁸ = 64366131114847 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64366131115109) 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 3 ways as a sum of consecutive naturals, for example, 7140680108 + ... + 7140689121.

It is an arithmetic number, because the mean of its divisors is an integer number (16095103122210).

Almost surely, 2^{64366131115103} is an apocalyptic number.

64366131115103 is a deficient number, since it is larger than the sum of its proper divisors (14281373737).

64366131115103 is a wasteful number, since it uses less digits than its factorization.

64366131115103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14281373736.

The product of its (nonzero) digits is 116640, while the sum is 41.

The spelling of 64366131115103 in words is "sixty-four trillion, three hundred sixty-six billion, one hundred thirty-one million, one hundred fifteen thousand, one hundred three".