5142224256 has 128 divisors (see below), whose sum is σ = 14776201440. Its totient is φ = 1575075840.

The previous prime is 5142224251. The next prime is 5142224267. The reversal of 5142224256 is 6524222415.

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 (5142224251) 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, 1160926 + ... + 1165346.

Almost surely, 2^5142224256 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 5142224256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7388100720).

5142224256 is an abundant number, since it is smaller than the sum of its proper divisors (9633977184).

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

5142224256 is a wasteful number, since it uses less digits than its factorization.

5142224256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4684 (or 4672 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

The square root of 5142224256 is about 71709.3038315113. The cubic root of 5142224256 is about 1726.0379393417.

The spelling of 5142224256 in words is "five billion, one hundred forty-two million, two hundred twenty-four thousand, two hundred fifty-six".