220545045315 has 48 divisors (see below), whose sum is σ = 438267630528. Its totient is φ = 100502500608.

The previous prime is 220545045311. The next prime is 220545045341. The reversal of 220545045315 is 513540545022.

220545045315 is a `hidden beast` number, since 2 + 20 + 54 + 50 + 4 + 531 + 5 = 666.

It is not a de Polignac number, because 220545045315 - 2² = 220545045311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220545045315.

It is not an unprimeable number, because it can be changed into a prime (220545045311) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 1004472 + ... + 1204181.

It is an arithmetic number, because the mean of its divisors is an integer number (9130575636).

Almost surely, 2^220545045315 is an apocalyptic number.

220545045315 is a deficient number, since it is larger than the sum of its proper divisors (217722585213).

220545045315 is a wasteful number, since it uses less digits than its factorization.

220545045315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2208988 (or 2208985 counting only the distinct ones).

The product of its (nonzero) digits is 120000, while the sum is 36.

The spelling of 220545045315 in words is "two hundred twenty billion, five hundred forty-five million, forty-five thousand, three hundred fifteen".