5142067440 has 160 divisors (see below), whose sum is σ = 16293052416. Its totient is φ = 1341204480.

The previous prime is 5142067423. The next prime is 5142067453. The reversal of 5142067440 is 447602415.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2223885 + ... + 2226195.

Almost surely, 2^5142067440 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 5142067440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8146526208).

5142067440 is an abundant number, since it is smaller than the sum of its proper divisors (11150984976).

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

5142067440 is a wasteful number, since it uses less digits than its factorization.

5142067440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2527 (or 2521 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 5142067440 is about 71708.2104085718. The cubic root of 5142067440 is about 1726.0203935545.

Adding to 5142067440 its reverse (447602415), we get a palindrome (5589669855).

The spelling of 5142067440 in words is "five billion, one hundred forty-two million, sixty-seven thousand, four hundred forty".