220553427667 has 2 divisors, whose sum is σ = 220553427668. Its totient is φ = 220553427666.

The previous prime is 220553427659. The next prime is 220553427709. The reversal of 220553427667 is 766724355022.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 220553427667 - 2³ = 220553427659 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220553427667.

It is not a weakly prime, because it can be changed into another prime (220553427767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110276713833 + 110276713834.

It is an arithmetic number, because the mean of its divisors is an integer number (110276713834).

Almost surely, 2^220553427667 is an apocalyptic number.

220553427667 is a deficient number, since it is larger than the sum of its proper divisors (1).

220553427667 is an equidigital number, since it uses as much as digits as its factorization.

220553427667 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4233600, while the sum is 49.

The spelling of 220553427667 in words is "two hundred twenty billion, five hundred fifty-three million, four hundred twenty-seven thousand, six hundred sixty-seven".