220478545058 has 18 divisors (see below), whose sum is σ = 336290083857. Its totient is φ = 108412149960.

The previous prime is 220478545039. The next prime is 220478545081. The reversal of 220478545058 is 850545874022.

220478545058 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 149345921209 + 71132623849 = 386453^2 + 266707^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=332023.

It is a super-2 number, since 2×220478545058² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 220478544997 and 220478545015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 40504085 + ... + 40509527.

Almost surely, 2^220478545058 is an apocalyptic number.

220478545058 is a deficient number, since it is larger than the sum of its proper divisors (115811538799).

220478545058 is an frugal number, since it uses more digits than its factorization.

220478545058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11010 (or 5506 counting only the distinct ones).

The product of its (nonzero) digits is 3584000, while the sum is 50.

Multiplying 220478545058 by its sum of digits (50), we get a square (11023927252900 = 3320230²).

The spelling of 220478545058 in words is "two hundred twenty billion, four hundred seventy-eight million, five hundred forty-five thousand, fifty-eight".