5245721120 has 48 divisors (see below), whose sum is σ = 12399609600. Its totient is φ = 2097172224.

The previous prime is 5245721119. The next prime is 5245721147. The reversal of 5245721120 is 211275425.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335231 + ... + 350529.

It is an arithmetic number, because the mean of its divisors is an integer number (258325200).

Almost surely, 2^5245721120 is an apocalyptic number.

It is an amenable number.

5245721120 is an abundant number, since it is smaller than the sum of its proper divisors (7153888480).

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

5245721120 is a wasteful number, since it uses less digits than its factorization.

5245721120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17457 (or 17449 counting only the distinct ones).

The product of its (nonzero) digits is 5600, while the sum is 29.

The square root of 5245721120 is about 72427.3506349639. The cubic root of 5245721120 is about 1737.5410194757.

Adding to 5245721120 its reverse (211275425), we get a palindrome (5456996545).

The spelling of 5245721120 in words is "five billion, two hundred forty-five million, seven hundred twenty-one thousand, one hundred twenty".