223244001405 has 12 divisors (see below), whose sum is σ = 386956269180. Its totient is φ = 119063467392.

The previous prime is 223244001397. The next prime is 223244001427. The reversal of 223244001405 is 504100442322.

223244001405 is a `hidden beast` number, since 223 + 24 + 400 + 14 + 0 + 5 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 24447511449 + 198796489956 = 156357^2 + 445866^2 .

It is not a de Polignac number, because 223244001405 - 2³ = 223244001397 is a prime.

It is a super-3 number, since 3×223244001405³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2480488860 + ... + 2480488949.

It is an arithmetic number, because the mean of its divisors is an integer number (32246355765).

Almost surely, 2^223244001405 is an apocalyptic number.

It is an amenable number.

223244001405 is a deficient number, since it is larger than the sum of its proper divisors (163712267775).

223244001405 is a wasteful number, since it uses less digits than its factorization.

223244001405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4960977820 (or 4960977817 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

Adding to 223244001405 its reverse (504100442322), we get a palindrome (727344443727).

The spelling of 223244001405 in words is "two hundred twenty-three billion, two hundred forty-four million, one thousand, four hundred five".