5478479369 has 6 divisors (see below), whose sum is σ = 6021799770. Its totient is φ = 4980435680.

The previous prime is 5478479341. The next prime is 5478479387. The reversal of 5478479369 is 9639748745.

It can be written as a sum of positive squares in only one way, i.e., 4046613769 + 1431865600 = 63613^2 + 37840^2 .

It is not a de Polignac number, because 5478479369 - 2¹⁶ = 5478413833 is a prime.

It is a super-2 number, since 2×5478479369² = 60027472393117276322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5478479329) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 22638224 + ... + 22638465.

It is an arithmetic number, because the mean of its divisors is an integer number (1003633295).

Almost surely, 2^5478479369 is an apocalyptic number.

It is an amenable number.

5478479369 is a deficient number, since it is larger than the sum of its proper divisors (543320401).

5478479369 is a wasteful number, since it uses less digits than its factorization.

5478479369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45276711 (or 45276700 counting only the distinct ones).

The product of its digits is 45722880, while the sum is 62.

The square root of 5478479369 is about 74016.7505974154. The cubic root of 5478479369 is about 1762.8688757556.

The spelling of 5478479369 in words is "five billion, four hundred seventy-eight million, four hundred seventy-nine thousand, three hundred sixty-nine".