368178871863 has 16 divisors (see below), whose sum is σ = 535593350016. Its totient is φ = 223113524640.

The previous prime is 368178871811. The next prime is 368178871867.

It is a happy number.

368178871863 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 368178871863 - 2⁸ = 368178871607 is a prime.

It is a super-2 number, since 2×368178871863² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 368178871794 and 368178871803.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (368178871867) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 330720 + ... + 919637.

It is an arithmetic number, because the mean of its divisors is an integer number (33474584376).

Almost surely, 2^368178871863 is an apocalyptic number.

368178871863 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

368178871863 is a deficient number, since it is larger than the sum of its proper divisors (167414478153).

368178871863 is a wasteful number, since it uses less digits than its factorization.

368178871863 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1259294.

The product of its digits is 65028096, while the sum is 66.

The spelling of 368178871863 in words is "three hundred sixty-eight billion, one hundred seventy-eight million, eight hundred seventy-one thousand, eight hundred sixty-three".