368655556863 has 16 divisors (see below), whose sum is σ = 550718868096. Its totient is φ = 217389025440.

The previous prime is 368655556837. The next prime is 368655556873.

368655556863 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 368655556863 - 2⁶ = 368655556799 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 368655556794 and 368655556803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368655556823) 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, 150963381 + ... + 150965822.

It is an arithmetic number, because the mean of its divisors is an integer number (34419929256).

Almost surely, 2^368655556863 is an apocalyptic number.

368655556863 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

368655556863 is a deficient number, since it is larger than the sum of its proper divisors (182063311233).

368655556863 is a wasteful number, since it uses less digits than its factorization.

368655556863 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301929254.

The product of its digits is 466560000, while the sum is 66.

The spelling of 368655556863 in words is "three hundred sixty-eight billion, six hundred fifty-five million, five hundred fifty-six thousand, eight hundred sixty-three".