5478988798 has 16 divisors (see below), whose sum is σ = 8301496320. Its totient is φ = 2711844216.

The previous prime is 5478988787. The next prime is 5478988819. The reversal of 5478988798 is 8978898745.

It is a self number, because there is not a number n which added to its sum of digits gives 5478988798.

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, 1010611 + ... + 1016017.

It is an arithmetic number, because the mean of its divisors is an integer number (518843520).

Almost surely, 2^5478988798 is an apocalyptic number.

5478988798 is a deficient number, since it is larger than the sum of its proper divisors (2822507522).

5478988798 is a wasteful number, since it uses less digits than its factorization.

5478988798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10431.

The product of its digits is 325140480, while the sum is 73.

The square root of 5478988798 is about 74020.1918262848. The cubic root of 5478988798 is about 1762.9235155339.

The spelling of 5478988798 in words is "five billion, four hundred seventy-eight million, nine hundred eighty-eight thousand, seven hundred ninety-eight".