3998927406275 has 24 divisors (see below), whose sum is σ = 5008630808064. Its totient is φ = 3166931700000.

The previous prime is 3998927406251. The next prime is 3998927406289. The reversal of 3998927406275 is 5726047298993.

It is not a de Polignac number, because 3998927406275 - 2⁶ = 3998927406211 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3998927406199 and 3998927406208.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 6844400 + ... + 7405650.

It is an arithmetic number, because the mean of its divisors is an integer number (208692950336).

Almost surely, 2^{3998927406275} is an apocalyptic number.

3998927406275 is a deficient number, since it is larger than the sum of its proper divisors (1009703401789).

3998927406275 is a wasteful number, since it uses less digits than its factorization.

3998927406275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 564131 (or 564126 counting only the distinct ones).

The product of its (nonzero) digits is 411505920, while the sum is 71.

The spelling of 3998927406275 in words is "three trillion, nine hundred ninety-eight billion, nine hundred twenty-seven million, four hundred six thousand, two hundred seventy-five".