4488396661894 has 8 divisors (see below), whose sum is σ = 6964753440960. Its totient is φ = 2166812181576.

The previous prime is 4488396661877. The next prime is 4488396661937. The reversal of 4488396661894 is 4981666938844.

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 4488396661894.

It is a congruent number.

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, 38693074614 + ... + 38693074729.

It is an arithmetic number, because the mean of its divisors is an integer number (870594180120).

Almost surely, 2^{4488396661894} is an apocalyptic number.

4488396661894 is a deficient number, since it is larger than the sum of its proper divisors (2476356779066).

4488396661894 is a wasteful number, since it uses less digits than its factorization.

4488396661894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77386149374.

The product of its digits is 1719926784, while the sum is 76.

The spelling of 4488396661894 in words is "four trillion, four hundred eighty-eight billion, three hundred ninety-six million, six hundred sixty-one thousand, eight hundred ninety-four".