224023429978 has 4 divisors (see below), whose sum is σ = 336035144970. Its totient is φ = 112011714988.

The previous prime is 224023429951. The next prime is 224023430083. The reversal of 224023429978 is 879924320422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 209349257209 + 14674172769 = 457547^2 + 121137^2 .

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 as a sum of consecutive naturals, namely, 56005857493 + ... + 56005857496.

Almost surely, 2^224023429978 is an apocalyptic number.

224023429978 is a deficient number, since it is larger than the sum of its proper divisors (112011714992).

224023429978 is a wasteful number, since it uses less digits than its factorization.

224023429978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112011714991.

The product of its (nonzero) digits is 3483648, while the sum is 52.

The spelling of 224023429978 in words is "two hundred twenty-four billion, twenty-three million, four hundred twenty-nine thousand, nine hundred seventy-eight".