5519281492 has 24 divisors (see below), whose sum is σ = 9725385600. Its totient is φ = 2740663296.

The previous prime is 5519281441. The next prime is 5519281529. The reversal of 5519281492 is 2941829155.

It is a happy number.

It is a congruent 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, 354708 + ... + 369940.

It is an arithmetic number, because the mean of its divisors is an integer number (405224400).

Almost surely, 2^5519281492 is an apocalyptic number.

It is an amenable number.

5519281492 is a deficient number, since it is larger than the sum of its proper divisors (4206104108).

5519281492 is a wasteful number, since it uses less digits than its factorization.

5519281492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15855 (or 15853 counting only the distinct ones).

The product of its digits is 259200, while the sum is 46.

The square root of 5519281492 is about 74291.8669303713. The cubic root of 5519281492 is about 1767.2345007655.

The spelling of 5519281492 in words is "five billion, five hundred nineteen million, two hundred eighty-one thousand, four hundred ninety-two".