386720641365 has 16 divisors (see below), whose sum is σ = 633844564416. Its totient is φ = 201220496000.

The previous prime is 386720641361. The next prime is 386720641381. The reversal of 386720641365 is 563146027683.

It is not a de Polignac number, because 386720641365 - 2² = 386720641361 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (386720641361) 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 15 ways as a sum of consecutive naturals, for example, 314406411 + ... + 314407640.

It is an arithmetic number, because the mean of its divisors is an integer number (39615285276).

Almost surely, 2^386720641365 is an apocalyptic number.

It is an amenable number.

386720641365 is a deficient number, since it is larger than the sum of its proper divisors (247123923051).

386720641365 is a wasteful number, since it uses less digits than its factorization.

386720641365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628814100.

The product of its (nonzero) digits is 4354560, while the sum is 51.

The spelling of 386720641365 in words is "three hundred eighty-six billion, seven hundred twenty million, six hundred forty-one thousand, three hundred sixty-five".