4444004003998 has 8 divisors (see below), whose sum is σ = 7178775698808. Its totient is φ = 2051078771064.

The previous prime is 4444004003941. The next prime is 4444004004019. The reversal of 4444004003998 is 8993004004444.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85461615436 + ... + 85461615487.

It is an arithmetic number, because the mean of its divisors is an integer number (897346962351).

Almost surely, 2^{4444004003998} is an apocalyptic number.

4444004003998 is a deficient number, since it is larger than the sum of its proper divisors (2734771694810).

4444004003998 is a wasteful number, since it uses less digits than its factorization.

4444004003998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170923230938.

The product of its (nonzero) digits is 1990656, while the sum is 49.

The spelling of 4444004003998 in words is "four trillion, four hundred forty-four billion, four million, three thousand, nine hundred ninety-eight".