1412845440 has 128 divisors (see below), whose sum is σ = 4515678720. Its totient is φ = 375736320.

The previous prime is 1412845439. The next prime is 1412845451. The reversal of 1412845440 is 445482141.

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×1412845440² = 3992264474657587200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 934285 + ... + 935795.

It is an arithmetic number, because the mean of its divisors is an integer number (35278740).

Almost surely, 2^1412845440 is an apocalyptic number.

1412845440 is a gapful number since it is divisible by the number (10) 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 1412845440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2257839360).

1412845440 is an abundant number, since it is smaller than the sum of its proper divisors (3102833280).

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

1412845440 is a wasteful number, since it uses less digits than its factorization.

1412845440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2020 (or 2008 counting only the distinct ones).

The product of its (nonzero) digits is 20480, while the sum is 33.

The square root of 1412845440 is about 37587.8363303875. The cubic root of 1412845440 is about 1122.0999717099.

The spelling of 1412845440 in words is "one billion, four hundred twelve million, eight hundred forty-five thousand, four hundred forty".