386577656123 has 4 divisors (see below), whose sum is σ = 388409777928. Its totient is φ = 384745534320.

The previous prime is 386577656077. The next prime is 386577656149. The reversal of 386577656123 is 321656775683.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 321656775683 = 479 ⋅671517277.

It is a cyclic number.

It is not a de Polignac number, because 386577656123 - 2¹⁴ = 386577639739 is a prime.

It is a super-2 number, since 2×386577656123² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (386577646123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 916060586 + ... + 916061007.

It is an arithmetic number, because the mean of its divisors is an integer number (97102444482).

Almost surely, 2^386577656123 is an apocalyptic number.

386577656123 is a deficient number, since it is larger than the sum of its proper divisors (1832121805).

386577656123 is a wasteful number, since it uses less digits than its factorization.

386577656123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832121804.

The product of its digits is 38102400, while the sum is 59.

The spelling of 386577656123 in words is "three hundred eighty-six billion, five hundred seventy-seven million, six hundred fifty-six thousand, one hundred twenty-three".