3499689984 has 96 divisors (see below), whose sum is σ = 10663248960. Its totient is φ = 999899136.

The previous prime is 3499689911. The next prime is 3499690027. The reversal of 3499689984 is 4899869943.

It is a tau number, because it is divible by the number of its divisors (96).

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, 2322 + ... + 83694.

It is an arithmetic number, because the mean of its divisors is an integer number (111075510).

Almost surely, 2^3499689984 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3499689984, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5331624480).

3499689984 is an abundant number, since it is smaller than the sum of its proper divisors (7163558976).

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

3499689984 is an equidigital number, since it uses as much as digits as its factorization.

3499689984 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81405 (or 81385 counting only the distinct ones).

The product of its digits is 120932352, while the sum is 69.

The square root of 3499689984 is about 59158.1776595595. The cubic root of 3499689984 is about 1518.2496564634.

The spelling of 3499689984 in words is "three billion, four hundred ninety-nine million, six hundred eighty-nine thousand, nine hundred eighty-four".