223268570749 has 16 divisors (see below), whose sum is σ = 272450230272. Its totient is φ = 178795452528.

The previous prime is 223268570743. The next prime is 223268570773. The reversal of 223268570749 is 947075862322.

It is not a de Polignac number, because 223268570749 - 2³ = 223268570741 is a prime.

It is a super-3 number, since 3×223268570749³ (a number of 35 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 223268570749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223268570741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16118209 + ... + 16132054.

It is an arithmetic number, because the mean of its divisors is an integer number (17028139392).

Almost surely, 2^223268570749 is an apocalyptic number.

It is an amenable number.

223268570749 is a deficient number, since it is larger than the sum of its proper divisors (49181659523).

223268570749 is a wasteful number, since it uses less digits than its factorization.

223268570749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32250336.

The product of its (nonzero) digits is 10160640, while the sum is 55.

The spelling of 223268570749 in words is "two hundred twenty-three billion, two hundred sixty-eight million, five hundred seventy thousand, seven hundred forty-nine".