1442199616 has 112 divisors (see below), whose sum is σ = 3453871680. Its totient is φ = 588625920.

The previous prime is 1442199611. The next prime is 1442199631. The reversal of 1442199616 is 6169912441.

It is not an unprimeable number, because it can be changed into a prime (1442199611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 336495 + ... + 340753.

It is an arithmetic number, because the mean of its divisors is an integer number (30838140).

Almost surely, 2^1442199616 is an apocalyptic number.

1442199616 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1442199616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1726935840).

1442199616 is an abundant number, since it is smaller than the sum of its proper divisors (2011672064).

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

1442199616 is a wasteful number, since it uses less digits than its factorization.

1442199616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4332 (or 4322 counting only the distinct ones).

The product of its digits is 93312, while the sum is 43.

The square root of 1442199616 is about 37976.3033482723. The cubic root of 1442199616 is about 1129.8179193401.

The spelling of 1442199616 in words is "one billion, four hundred forty-two million, one hundred ninety-nine thousand, six hundred sixteen".