5405578305 has 8 divisors (see below), whose sum is σ = 8648925312. Its totient is φ = 2882975088.

The previous prime is 5405578303. The next prime is 5405578351. The reversal of 5405578305 is 5038755045.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5405578305 - 2¹ = 5405578303 is a prime.

It is a super-2 number, since 2×5405578305² = 58440553622973346050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5405578303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180185929 + ... + 180185958.

It is an arithmetic number, because the mean of its divisors is an integer number (1081115664).

Almost surely, 2^5405578305 is an apocalyptic number.

It is an amenable number.

5405578305 is a deficient number, since it is larger than the sum of its proper divisors (3243347007).

5405578305 is a wasteful number, since it uses less digits than its factorization.

5405578305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360371895.

The product of its (nonzero) digits is 420000, while the sum is 42.

The square root of 5405578305 is about 73522.6380443466. The cubic root of 5405578305 is about 1755.0145484626.

The spelling of 5405578305 in words is "five billion, four hundred five million, five hundred seventy-eight thousand, three hundred five".