222730524645 has 16 divisors (see below), whose sum is σ = 356379755712. Its totient is φ = 118785974400.

The previous prime is 222730524641. The next prime is 222730524647. The reversal of 222730524645 is 546425037222.

It is a happy number.

It is not a de Polignac number, because 222730524645 - 2² = 222730524641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222730524597 and 222730524606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222730524641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 321294 + ... + 740736.

It is an arithmetic number, because the mean of its divisors is an integer number (22273734732).

Almost surely, 2^222730524645 is an apocalyptic number.

It is an amenable number.

222730524645 is a deficient number, since it is larger than the sum of its proper divisors (133649231067).

222730524645 is a wasteful number, since it uses less digits than its factorization.

222730524645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454852.

The product of its (nonzero) digits is 806400, while the sum is 42.

The spelling of 222730524645 in words is "two hundred twenty-two billion, seven hundred thirty million, five hundred twenty-four thousand, six hundred forty-five".