3989113218460 has 12 divisors (see below), whose sum is σ = 8377137758808. Its totient is φ = 1595645287376.

The previous prime is 3989113218439. The next prime is 3989113218479. The reversal of 3989113218460 is 648123119893.

It is a happy number.

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, 99727830442 + ... + 99727830481.

It is an arithmetic number, because the mean of its divisors is an integer number (698094813234).

Almost surely, 2^{3989113218460} is an apocalyptic number.

It is an amenable number.

3989113218460 is an abundant number, since it is smaller than the sum of its proper divisors (4388024540348).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3989113218460 is a wasteful number, since it uses less digits than its factorization.

3989113218460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199455660932 (or 199455660930 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 55.

The spelling of 3989113218460 in words is "three trillion, nine hundred eighty-nine billion, one hundred thirteen million, two hundred eighteen thousand, four hundred sixty".