5249021280 has 96 divisors (see below), whose sum is σ = 16981350624. Its totient is φ = 1361903616.

The previous prime is 5249021279. The next prime is 5249021321. The reversal of 5249021280 is 821209425.

It is a tau number, because it is divible by the number of its divisors (96).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 130017 + ... + 165536.

It is an arithmetic number, because the mean of its divisors is an integer number (176889069).

Almost surely, 2^5249021280 is an apocalyptic number.

It is an amenable number.

5249021280 is an abundant number, since it is smaller than the sum of its proper divisors (11732329344).

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

5249021280 is a wasteful number, since it uses less digits than its factorization.

5249021280 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295608 (or 295600 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 33.

The square root of 5249021280 is about 72450.1296065093. The cubic root of 5249021280 is about 1737.9053139281.

The spelling of 5249021280 in words is "five billion, two hundred forty-nine million, twenty-one thousand, two hundred eighty".