23646666346 has 8 divisors (see below), whose sum is σ = 35470683684. Its totient is φ = 11823105120.

The previous prime is 23646666259. The next prime is 23646666347. The reversal of 23646666346 is 64366664632.

It can be written as a sum of positive squares in 2 ways, for example, as 22197722121 + 1448944225 = 148989^2 + 38065^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 23646666293 and 23646666302.

It is not an unprimeable number, because it can be changed into a prime (23646666347) 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 3 ways as a sum of consecutive naturals, for example, 85206 + ... + 233566.

Almost surely, 2^23646666346 is an apocalyptic number.

23646666346 is a deficient number, since it is larger than the sum of its proper divisors (11824017338).

23646666346 is a wasteful number, since it uses less digits than its factorization.

23646666346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228056.

The product of its digits is 13436928, while the sum is 52.

The spelling of 23646666346 in words is "twenty-three billion, six hundred forty-six million, six hundred sixty-six thousand, three hundred forty-six".