5668408631438 has 8 divisors (see below), whose sum is σ = 9717271939632. Its totient is φ = 2429317984896.

The previous prime is 5668408631387. The next prime is 5668408631477. The reversal of 5668408631438 is 8341368048665.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 202443165395 + ... + 202443165422.

It is an arithmetic number, because the mean of its divisors is an integer number (1214658992454).

Almost surely, 2^{5668408631438} is an apocalyptic number.

5668408631438 is a deficient number, since it is larger than the sum of its proper divisors (4048863308194).

5668408631438 is a wasteful number, since it uses less digits than its factorization.

5668408631438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404886330826.

The product of its (nonzero) digits is 79626240, while the sum is 62.

The spelling of 5668408631438 in words is "five trillion, six hundred sixty-eight billion, four hundred eight million, six hundred thirty-one thousand, four hundred thirty-eight".