3998255015 has 8 divisors (see below), whose sum is σ = 4914928368. Its totient is φ = 3120589120.

The previous prime is 3998255011. The next prime is 3998255029. The reversal of 3998255015 is 5105528993.

3998255015 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 3998255015 - 2² = 3998255011 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3998255011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9751637 + ... + 9752046.

It is an arithmetic number, because the mean of its divisors is an integer number (614366046).

Almost surely, 2^3998255015 is an apocalyptic number.

3998255015 is a deficient number, since it is larger than the sum of its proper divisors (916673353).

3998255015 is a wasteful number, since it uses less digits than its factorization.

3998255015 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19503729.

The product of its (nonzero) digits is 486000, while the sum is 47.

The square root of 3998255015 is about 63231.7563807933. The cubic root of 3998255015 is about 1587.1701858081.

The spelling of 3998255015 in words is "three billion, nine hundred ninety-eight million, two hundred fifty-five thousand, fifteen".