3989348465 has 8 divisors (see below), whose sum is σ = 4808686848. Its totient is φ = 3177166320.

The previous prime is 3989348449. The next prime is 3989348479. The reversal of 3989348465 is 5648439893.

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

It is not a de Polignac number, because 3989348465 - 2⁴ = 3989348449 is a prime.

It is a super-3 number, since 3×3989348465³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1787831 + ... + 1790060.

It is an arithmetic number, because the mean of its divisors is an integer number (601085856).

Almost surely, 2^3989348465 is an apocalyptic number.

It is an amenable number.

3989348465 is a deficient number, since it is larger than the sum of its proper divisors (819338383).

3989348465 is a wasteful number, since it uses less digits than its factorization.

3989348465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3578119.

The product of its digits is 22394880, while the sum is 59.

The square root of 3989348465 is about 63161.2892917806. The cubic root of 3989348465 is about 1585.9907779392.

The spelling of 3989348465 in words is "three billion, nine hundred eighty-nine million, three hundred forty-eight thousand, four hundred sixty-five".