220468409533 has 2 divisors, whose sum is σ = 220468409534. Its totient is φ = 220468409532.

The previous prime is 220468409467. The next prime is 220468409537. The reversal of 220468409533 is 335904864022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 135392353849 + 85076055684 = 367957^2 + 291678^2 .

It is a cyclic number.

It is not a de Polignac number, because 220468409533 - 2¹⁷ = 220468278461 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220468409537) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110234204766 + 110234204767.

It is an arithmetic number, because the mean of its divisors is an integer number (110234204767).

Almost surely, 2^220468409533 is an apocalyptic number.

It is an amenable number.

220468409533 is a deficient number, since it is larger than the sum of its proper divisors (1).

220468409533 is an equidigital number, since it uses as much as digits as its factorization.

220468409533 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 220468409533 in words is "two hundred twenty billion, four hundred sixty-eight million, four hundred nine thousand, five hundred thirty-three".