224338662440 has 16 divisors (see below), whose sum is σ = 504761990580. Its totient is φ = 89735464960.

The previous prime is 224338662371. The next prime is 224338662479. The reversal of 224338662440 is 44266833422.

It can be written as a sum of positive squares in 2 ways, for example, as 207551314084 + 16787348356 = 455578^2 + 129566^2 .

It is a super-3 number, since 3×224338662440³ (a number of 35 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 224338662391 and 224338662400.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2804233241 + ... + 2804233320.

Almost surely, 2^224338662440 is an apocalyptic number.

224338662440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

224338662440 is an abundant number, since it is smaller than the sum of its proper divisors (280423328140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224338662440 is a wasteful number, since it uses less digits than its factorization.

224338662440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5608466572 (or 5608466568 counting only the distinct ones).

The product of its (nonzero) digits is 1327104, while the sum is 44.

The spelling of 224338662440 in words is "two hundred twenty-four billion, three hundred thirty-eight million, six hundred sixty-two thousand, four hundred forty".