224401562164 has 24 divisors (see below), whose sum is σ = 447787734408. Its totient is φ = 97477601280.

The previous prime is 224401562131. The next prime is 224401562173. The reversal of 224401562164 is 461265104422.

It can be written as a sum of positive squares in 4 ways, for example, as 9872164 + 224391690000 = 3142^2 + 473700^2 .

It is a super-3 number, since 3×224401562164³ (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is an unprimeable number.

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, 126923077 + ... + 126924844.

It is an arithmetic number, because the mean of its divisors is an integer number (18657822267).

Almost surely, 2^224401562164 is an apocalyptic number.

It is an amenable number.

224401562164 is a deficient number, since it is larger than the sum of its proper divisors (223386172244).

224401562164 is a wasteful number, since it uses less digits than its factorization.

224401562164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253847955 (or 253847953 counting only the distinct ones).

The product of its (nonzero) digits is 92160, while the sum is 37.

Adding to 224401562164 its reverse (461265104422), we get a palindrome (685666666586).

The spelling of 224401562164 in words is "two hundred twenty-four billion, four hundred one million, five hundred sixty-two thousand, one hundred sixty-four".