223469123345 has 24 divisors (see below), whose sum is σ = 290506569336. Its totient is φ = 164950076928.

The previous prime is 223469123329. The next prime is 223469123347. The reversal of 223469123345 is 543321964322.

It can be written as a sum of positive squares in 12 ways, for example, as 114395474176 + 109073649169 = 338224^2 + 330263^2 .

It is not a de Polignac number, because 223469123345 - 2⁴ = 223469123329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 223469123296 and 223469123305.

It is not an unprimeable number, because it can be changed into a prime (223469123347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1883399 + ... + 1998531.

It is an arithmetic number, because the mean of its divisors is an integer number (12104440389).

Almost surely, 2^223469123345 is an apocalyptic number.

It is an amenable number.

223469123345 is a deficient number, since it is larger than the sum of its proper divisors (67037445991).

223469123345 is a wasteful number, since it uses less digits than its factorization.

223469123345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117461 (or 117448 counting only the distinct ones).

The product of its digits is 933120, while the sum is 44.

The spelling of 223469123345 in words is "two hundred twenty-three billion, four hundred sixty-nine million, one hundred twenty-three thousand, three hundred forty-five".