223545554363 has 2 divisors, whose sum is σ = 223545554364. Its totient is φ = 223545554362.

The previous prime is 223545554341. The next prime is 223545554369. The reversal of 223545554363 is 363455545322.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 223545554363 - 2¹⁰ = 223545553339 is a prime.

It is a super-2 number, since 2×223545554363² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (223545554369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111772777181 + 111772777182.

It is an arithmetic number, because the mean of its divisors is an integer number (111772777182).

Almost surely, 2^223545554363 is an apocalyptic number.

223545554363 is a deficient number, since it is larger than the sum of its proper divisors (1).

223545554363 is an equidigital number, since it uses as much as digits as its factorization.

223545554363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6480000, while the sum is 47.

The spelling of 223545554363 in words is "two hundred twenty-three billion, five hundred forty-five million, five hundred fifty-four thousand, three hundred sixty-three".