5249144328 has 16 divisors (see below), whose sum is σ = 13122860880. Its totient is φ = 1749714768.

The previous prime is 5249144323. The next prime is 5249144339. The reversal of 5249144328 is 8234419425.

It is a happy number.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 5249144328.

It is not an unprimeable number, because it can be changed into a prime (5249144323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109357150 + ... + 109357197.

It is an arithmetic number, because the mean of its divisors is an integer number (820178805).

Almost surely, 2^5249144328 is an apocalyptic number.

It is an amenable number.

5249144328 is an abundant number, since it is smaller than the sum of its proper divisors (7873716552).

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

5249144328 is a wasteful number, since it uses less digits than its factorization.

5249144328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218714356 (or 218714352 counting only the distinct ones).

The product of its digits is 276480, while the sum is 42.

The square root of 5249144328 is about 72450.9787925601. The cubic root of 5249144328 is about 1737.9188938630.

The spelling of 5249144328 in words is "five billion, two hundred forty-nine million, one hundred forty-four thousand, three hundred twenty-eight".