4444401123987 has 16 divisors (see below), whose sum is σ = 6507969926400. Its totient is φ = 2675498741600.

The previous prime is 4444401123977. The next prime is 4444401124013. The reversal of 4444401123987 is 7893211044444.

It is a cyclic number.

It is not a de Polignac number, because 4444401123987 - 2⁶ = 4444401123923 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4444401123937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 451937439 + ... + 451947272.

It is an arithmetic number, because the mean of its divisors is an integer number (406748120400).

Almost surely, 2^{4444401123987} is an apocalyptic number.

4444401123987 is a deficient number, since it is larger than the sum of its proper divisors (2063568802413).

4444401123987 is a wasteful number, since it uses less digits than its factorization.

4444401123987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 903884874.

The product of its (nonzero) digits is 3096576, while the sum is 51.

The spelling of 4444401123987 in words is "four trillion, four hundred forty-four billion, four hundred one million, one hundred twenty-three thousand, nine hundred eighty-seven".