223738627663 has 2 divisors, whose sum is σ = 223738627664. Its totient is φ = 223738627662.

The previous prime is 223738627649. The next prime is 223738627687. The reversal of 223738627663 is 366726837322.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 223738627663 - 2¹⁷ = 223738496591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (223738627603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111869313831 + 111869313832.

It is an arithmetic number, because the mean of its divisors is an integer number (111869313832).

Almost surely, 2^223738627663 is an apocalyptic number.

223738627663 is a deficient number, since it is larger than the sum of its proper divisors (1).

223738627663 is an equidigital number, since it uses as much as digits as its factorization.

223738627663 is an evil number, because the sum of its binary digits is even.

The product of its digits is 18289152, while the sum is 55.

The spelling of 223738627663 in words is "two hundred twenty-three billion, seven hundred thirty-eight million, six hundred twenty-seven thousand, six hundred sixty-three".