5678446642 has 8 divisors (see below), whose sum is σ = 9292003632. Its totient is φ = 2581112100.

The previous prime is 5678446597. The next prime is 5678446667. The reversal of 5678446642 is 2466448765.

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

It is a self number, because there is not a number n which added to its sum of digits gives 5678446642.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129055584 + ... + 129055627.

It is an arithmetic number, because the mean of its divisors is an integer number (1161500454).

Almost surely, 2^5678446642 is an apocalyptic number.

5678446642 is a deficient number, since it is larger than the sum of its proper divisors (3613556990).

5678446642 is a wasteful number, since it uses less digits than its factorization.

5678446642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258111224.

The product of its digits is 7741440, while the sum is 52.

The square root of 5678446642 is about 75355.4685606824. The cubic root of 5678446642 is about 1784.0616170561.

The spelling of 5678446642 in words is "five billion, six hundred seventy-eight million, four hundred forty-six thousand, six hundred forty-two".