224018668857 has 16 divisors (see below), whose sum is σ = 299602195200. Its totient is φ = 148891008000.

The previous prime is 224018668831. The next prime is 224018668871. The reversal of 224018668857 is 758866810422.

It is not a de Polignac number, because 224018668857 - 2¹⁹ = 224018144569 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 224018668797 and 224018668806.

It is not an unprimeable number, because it can be changed into a prime (224018668817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1590607 + ... + 1725707.

It is an arithmetic number, because the mean of its divisors is an integer number (18725137200).

Almost surely, 2^224018668857 is an apocalyptic number.

It is an amenable number.

224018668857 is a deficient number, since it is larger than the sum of its proper divisors (75583526343).

224018668857 is a wasteful number, since it uses less digits than its factorization.

224018668857 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136784.

The product of its (nonzero) digits is 10321920, while the sum is 57.

The spelling of 224018668857 in words is "two hundred twenty-four billion, eighteen million, six hundred sixty-eight thousand, eight hundred fifty-seven".