5478330545 has 4 divisors (see below), whose sum is σ = 6573996660. Its totient is φ = 4382664432.

The previous prime is 5478330523. The next prime is 5478330577. The reversal of 5478330545 is 5450338745.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4117532224 + 1360798321 = 64168^2 + 36889^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5478330545 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5478330496 and 5478330505.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547833050 + ... + 547833059.

It is an arithmetic number, because the mean of its divisors is an integer number (1643499165).

Almost surely, 2^5478330545 is an apocalyptic number.

It is an amenable number.

5478330545 is a deficient number, since it is larger than the sum of its proper divisors (1095666115).

5478330545 is a wasteful number, since it uses less digits than its factorization.

5478330545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1095666114.

The product of its (nonzero) digits is 1008000, while the sum is 44.

The square root of 5478330545 is about 74015.7452505884. The cubic root of 5478330545 is about 1762.8529127146.

The spelling of 5478330545 in words is "five billion, four hundred seventy-eight million, three hundred thirty thousand, five hundred forty-five".