223105445256464 has 40 divisors (see below), whose sum is σ = 436241648092800. Its totient is φ = 110531607436800.

The previous prime is 223105445256461. The next prime is 223105445256481. The reversal of 223105445256464 is 464652544501322.

It is a super-3 number, since 3×223105445256464³ (a number of 44 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (223105445256461) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144607772 + ... + 146142459.

It is an arithmetic number, because the mean of its divisors is an integer number (10906041202320).

Almost surely, 2^{223105445256464} is an apocalyptic number.

It is an amenable number.

223105445256464 is a deficient number, since it is larger than the sum of its proper divisors (213136202836336).

223105445256464 is a wasteful number, since it uses less digits than its factorization.

223105445256464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290750679 (or 290750673 counting only the distinct ones).

The product of its (nonzero) digits is 27648000, while the sum is 53.

Adding to 223105445256464 its reverse (464652544501322), we get a palindrome (687757989757786).

The spelling of 223105445256464 in words is "two hundred twenty-three trillion, one hundred five billion, four hundred forty-five million, two hundred fifty-six thousand, four hundred sixty-four".