223613757085 has 8 divisors (see below), whose sum is σ = 270295169976. Its totient is φ = 177585231360.

The previous prime is 223613757083. The next prime is 223613757137. The reversal of 223613757085 is 580757316322.

It can be written as a sum of positive squares in 4 ways, for example, as 99243270841 + 124370486244 = 315029^2 + 352662^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 223613757085 - 2¹ = 223613757083 is a prime.

It is a super-2 number, since 2×223613757085² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223613757083) 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 7 ways as a sum of consecutive naturals, for example, 163221036 + ... + 163222405.

It is an arithmetic number, because the mean of its divisors is an integer number (33786896247).

Almost surely, 2^223613757085 is an apocalyptic number.

It is an amenable number.

223613757085 is a deficient number, since it is larger than the sum of its proper divisors (46681412891).

223613757085 is a wasteful number, since it uses less digits than its factorization.

223613757085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326443583.

The product of its (nonzero) digits is 2116800, while the sum is 49.

The spelling of 223613757085 in words is "two hundred twenty-three billion, six hundred thirteen million, seven hundred fifty-seven thousand, eighty-five".