5428166545 has 4 divisors (see below), whose sum is σ = 6513799860. Its totient is φ = 4342533232.

The previous prime is 5428166531. The next prime is 5428166567. The reversal of 5428166545 is 5456618245.

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 1146296449 + 4281870096 = 33857^2 + 65436^2 .

It is a cyclic number.

It is not a de Polignac number, because 5428166545 - 2⁹ = 5428166033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 5428166495 and 5428166504.

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 3 ways as a sum of consecutive naturals, for example, 542816650 + ... + 542816659.

It is an arithmetic number, because the mean of its divisors is an integer number (1628449965).

Almost surely, 2^5428166545 is an apocalyptic number.

It is an amenable number.

5428166545 is a deficient number, since it is larger than the sum of its proper divisors (1085633315).

5428166545 is a wasteful number, since it uses less digits than its factorization.

5428166545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1085633314.

The product of its digits is 1152000, while the sum is 46.

The square root of 5428166545 is about 73676.0920855606. The cubic root of 5428166545 is about 1757.4557056798.

The spelling of 5428166545 in words is "five billion, four hundred twenty-eight million, one hundred sixty-six thousand, five hundred forty-five".