368913408866 has 4 divisors (see below), whose sum is σ = 553370113302. Its totient is φ = 184456704432.

The previous prime is 368913408859. The next prime is 368913408881. The reversal of 368913408866 is 668804319863.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 190685055625 + 178228353241 = 436675^2 + 422171^2 .

It is a super-2 number, since 2×368913408866² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 368913408799 and 368913408808.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 92228352215 + ... + 92228352218.

Almost surely, 2^368913408866 is an apocalyptic number.

368913408866 is a deficient number, since it is larger than the sum of its proper divisors (184456704436).

368913408866 is a wasteful number, since it uses less digits than its factorization.

368913408866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 184456704435.

The product of its (nonzero) digits is 35831808, while the sum is 62.

The spelling of 368913408866 in words is "three hundred sixty-eight billion, nine hundred thirteen million, four hundred eight thousand, eight hundred sixty-six".