3984509585311 has 12 divisors (see below), whose sum is σ = 4232810944600. Its totient is φ = 3750010416000.

The previous prime is 3984509585299. The next prime is 3984509585423. The reversal of 3984509585311 is 1135859054893.

It is not a de Polignac number, because 3984509585311 - 2¹³ = 3984509577119 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3984509585311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3984509585911) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9961936 + ... + 10354186.

Almost surely, 2^{3984509585311} is an apocalyptic number.

3984509585311 is a deficient number, since it is larger than the sum of its proper divisors (248301359289).

3984509585311 is a wasteful number, since it uses less digits than its factorization.

3984509585311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 427434 (or 427417 counting only the distinct ones).

The product of its (nonzero) digits is 23328000, while the sum is 61.

The spelling of 3984509585311 in words is "three trillion, nine hundred eighty-four billion, five hundred nine million, five hundred eighty-five thousand, three hundred eleven".