220505725395 has 12 divisors (see below), whose sum is σ = 382209924096. Its totient is φ = 117603053520.

The previous prime is 220505725393. The next prime is 220505725403. The reversal of 220505725395 is 593527505022.

220505725395 is a `hidden beast` number, since 2 + 2 + 0 + 505 + 7 + 2 + 53 + 95 = 666.

It is not a de Polignac number, because 220505725395 - 2¹ = 220505725393 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45), and also a Moran number because the ratio is a prime number: 4900127231 = 220505725395 / (2 + 2 + 0 + 5 + 0 + 5 + 7 + 2 + 5 + 3 + 9 + 5).

It is a self number, because there is not a number n which added to its sum of digits gives 220505725395.

It is not an unprimeable number, because it can be changed into a prime (220505725393) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2450063571 + ... + 2450063660.

It is an arithmetic number, because the mean of its divisors is an integer number (31850827008).

Almost surely, 2^220505725395 is an apocalyptic number.

220505725395 is a deficient number, since it is larger than the sum of its proper divisors (161704198701).

220505725395 is a wasteful number, since it uses less digits than its factorization.

220505725395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4900127242 (or 4900127239 counting only the distinct ones).

The product of its (nonzero) digits is 945000, while the sum is 45.

The spelling of 220505725395 in words is "two hundred twenty billion, five hundred five million, seven hundred twenty-five thousand, three hundred ninety-five".