220791460453 has 4 divisors (see below), whose sum is σ = 226758797260. Its totient is φ = 214824123648.

The previous prime is 220791460433. The next prime is 220791460457. The reversal of 220791460453 is 354064197022.

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 102440323969 + 118351136484 = 320063^2 + 344022^2 .

It is a cyclic number.

It is not a de Polignac number, because 220791460453 - 2¹³ = 220791452261 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220791460457) 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 3 ways as a sum of consecutive naturals, for example, 2983668348 + ... + 2983668421.

It is an arithmetic number, because the mean of its divisors is an integer number (56689699315).

Almost surely, 2^220791460453 is an apocalyptic number.

It is an amenable number.

220791460453 is a deficient number, since it is larger than the sum of its proper divisors (5967336807).

220791460453 is an equidigital number, since it uses as much as digits as its factorization.

220791460453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5967336806.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 220791460453 in words is "two hundred twenty billion, seven hundred ninety-one million, four hundred sixty thousand, four hundred fifty-three".