1445109828208 has 80 divisors (see below), whose sum is σ = 3003715892736. Its totient is φ = 671761347840.

The previous prime is 1445109828193. The next prime is 1445109828259. The reversal of 1445109828208 is 8028289015441.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13166485 + ... + 13275787.

Almost surely, 2^{1445109828208} 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 1445109828208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1501857946368).

1445109828208 is an abundant number, since it is smaller than the sum of its proper divisors (1558606064528).

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

1445109828208 is a wasteful number, since it uses less digits than its factorization.

1445109828208 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110342 (or 110336 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 52.

The spelling of 1445109828208 in words is "one trillion, four hundred forty-five billion, one hundred nine million, eight hundred twenty-eight thousand, two hundred eight".