32166644422463 has 4 divisors (see below), whose sum is σ = 32236118816928. Its totient is φ = 32097170028000.

The previous prime is 32166644422459. The next prime is 32166644422481. The reversal of 32166644422463 is 36422444666123.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 32166644422463 - 2² = 32166644422459 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32166644452463) 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 3 ways as a sum of consecutive naturals, for example, 34737196538 + ... + 34737197463.

It is an arithmetic number, because the mean of its divisors is an integer number (8059029704232).

Almost surely, 2^{32166644422463} is an apocalyptic number.

32166644422463 is a deficient number, since it is larger than the sum of its proper divisors (69474394465).

32166644422463 is an equidigital number, since it uses as much as digits as its factorization.

32166644422463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69474394464.

The product of its digits is 23887872, while the sum is 53.

The spelling of 32166644422463 in words is "thirty-two trillion, one hundred sixty-six billion, six hundred forty-four million, four hundred twenty-two thousand, four hundred sixty-three".