132256643242646 has 32 divisors (see below), whose sum is σ = 218863997956800. Its totient is φ = 59550590430720.

The previous prime is 132256643242639. The next prime is 132256643242663. The reversal of 132256643242646 is 646242346652231.

It is a junction number, because it is equal to n+sod(n) for n = 132256643242591 and 132256643242600.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27951770 + ... + 32339058.

It is an arithmetic number, because the mean of its divisors is an integer number (6839499936150).

Almost surely, 2^{132256643242646} is an apocalyptic number.

132256643242646 is a deficient number, since it is larger than the sum of its proper divisors (86607354714154).

132256643242646 is a wasteful number, since it uses less digits than its factorization.

132256643242646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4415624.

The product of its digits is 59719680, while the sum is 56.

Adding to 132256643242646 its reverse (646242346652231), we get a palindrome (778498989894877).

The spelling of 132256643242646 in words is "one hundred thirty-two trillion, two hundred fifty-six billion, six hundred forty-three million, two hundred forty-two thousand, six hundred forty-six".