223506103039649 has 2 divisors, whose sum is σ = 223506103039650. Its totient is φ = 223506103039648.

The previous prime is 223506103039589. The next prime is 223506103039657. The reversal of 223506103039649 is 946930301605322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161876459332624 + 61629643707025 = 12723068^2 + 7850455^2 .

It is a cyclic number.

It is not a de Polignac number, because 223506103039649 - 2¹⁶ = 223506102974113 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 223506103039649.

It is not a weakly prime, because it can be changed into another prime (223506103039699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111753051519824 + 111753051519825.

It is an arithmetic number, because the mean of its divisors is an integer number (111753051519825).

Almost surely, 2^{223506103039649} is an apocalyptic number.

It is an amenable number.

223506103039649 is a deficient number, since it is larger than the sum of its proper divisors (1).

223506103039649 is an equidigital number, since it uses as much as digits as its factorization.

223506103039649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6298560, while the sum is 53.

The spelling of 223506103039649 in words is "two hundred twenty-three trillion, five hundred six billion, one hundred three million, thirty-nine thousand, six hundred forty-nine".