223249699206 has 32 divisors (see below), whose sum is σ = 502235272800. Its totient is φ = 74416564944.

The previous prime is 223249699193. The next prime is 223249699207. The reversal of 223249699206 is 602996942322.

It is a happy number.

223249699206 is a `hidden beast` number, since 22 + 324 + 9 + 6 + 99 + 206 = 666.

223249699206 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×223249699206³ (a number of 35 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223249699207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25515711 + ... + 25524458.

It is an arithmetic number, because the mean of its divisors is an integer number (15694852275).

Almost surely, 2^223249699206 is an apocalyptic number.

223249699206 is an abundant number, since it is smaller than the sum of its proper divisors (278985573594).

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

223249699206 is an frugal number, since it uses more digits than its factorization.

223249699206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51040192 (or 51040174 counting only the distinct ones).

The product of its (nonzero) digits is 5038848, while the sum is 54.

The spelling of 223249699206 in words is "two hundred twenty-three billion, two hundred forty-nine million, six hundred ninety-nine thousand, two hundred six".