223847799478 has 8 divisors (see below), whose sum is σ = 335825329968. Its totient is φ = 111906022824.

The previous prime is 223847799449. The next prime is 223847799491. The reversal of 223847799478 is 874997748322.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×223847799478² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

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, 8922801 + ... + 8947852.

It is an arithmetic number, because the mean of its divisors is an integer number (41978166246).

Almost surely, 2^223847799478 is an apocalyptic number.

223847799478 is a deficient number, since it is larger than the sum of its proper divisors (111977530490).

223847799478 is a wasteful number, since it uses less digits than its factorization.

223847799478 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17876918.

The product of its digits is 341397504, while the sum is 70.

The spelling of 223847799478 in words is "two hundred twenty-three billion, eight hundred forty-seven million, seven hundred ninety-nine thousand, four hundred seventy-eight".