32166633653543 has 2 divisors, whose sum is σ = 32166633653544. Its totient is φ = 32166633653542.

The previous prime is 32166633653519. The next prime is 32166633653569. The reversal of 32166633653543 is 34535633666123.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 32166633653543 - 2⁴⁰ = 31067122025767 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32166633653503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16083316826771 + 16083316826772.

It is an arithmetic number, because the mean of its divisors is an integer number (16083316826772).

Almost surely, 2^{32166633653543} is an apocalyptic number.

32166633653543 is a deficient number, since it is larger than the sum of its proper divisors (1).

32166633653543 is an equidigital number, since it uses as much as digits as its factorization.

32166633653543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 62985600, while the sum is 56.

The spelling of 32166633653543 in words is "thirty-two trillion, one hundred sixty-six billion, six hundred thirty-three million, six hundred fifty-three thousand, five hundred forty-three".