4142489472 has 128 divisors (see below), whose sum is σ = 13337683200. Its totient is φ = 1255288320.

The previous prime is 4142489437. The next prime is 4142489479. The reversal of 4142489472 is 2749842414.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142489479) 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, 16468 + ... + 92499.

It is an arithmetic number, because the mean of its divisors is an integer number (104200650).

Almost surely, 2^4142489472 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 4142489472, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6668841600).

4142489472 is an abundant number, since it is smaller than the sum of its proper divisors (9195193728).

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

4142489472 is a wasteful number, since it uses less digits than its factorization.

4142489472 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109001 (or 108983 counting only the distinct ones).

The product of its digits is 516096, while the sum is 45.

The square root of 4142489472 is about 64362.1742330074. The cubic root of 4142489472 is about 1606.0305583386.

The spelling of 4142489472 in words is "four billion, one hundred forty-two million, four hundred eighty-nine thousand, four hundred seventy-two".