1348459686444 has 96 divisors (see below), whose sum is σ = 3424193256960. Its totient is φ = 410534443008.

The previous prime is 1348459686419. The next prime is 1348459686451. The reversal of 1348459686444 is 4446869548431.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85321447 + ... + 85337249.

It is an arithmetic number, because the mean of its divisors is an integer number (35668679760).

Almost surely, 2^{1348459686444} 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 1348459686444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1712096628480).

1348459686444 is an abundant number, since it is smaller than the sum of its proper divisors (2075733570516).

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

1348459686444 is a wasteful number, since it uses less digits than its factorization.

1348459686444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21559 (or 21557 counting only the distinct ones).

The product of its digits is 318504960, while the sum is 66.

It can be divided in two parts, 134845 and 9686444, that added together give a palindrome (9821289).

The spelling of 1348459686444 in words is "one trillion, three hundred forty-eight billion, four hundred fifty-nine million, six hundred eighty-six thousand, four hundred forty-four".