32564163441630 has 64 divisors (see below), whose sum is σ = 78949445326848. Its totient is φ = 8595527076480.

The previous prime is 32564163441619. The next prime is 32564163441631. The reversal of 32564163441630 is 3614436146523.

It is a self number, because there is not a number n which added to its sum of digits gives 32564163441630.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32564163441631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 287886 + ... + 8075345.

It is an arithmetic number, because the mean of its divisors is an integer number (1233585083232).

Almost surely, 2^{32564163441630} is an apocalyptic number.

32564163441630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

32564163441630 is an abundant number, since it is smaller than the sum of its proper divisors (46385281885218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32564163441630 is a wasteful number, since it uses less digits than its factorization.

32564163441630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8364561.

The product of its (nonzero) digits is 3732480, while the sum is 48.

The spelling of 32564163441630 in words is "thirty-two trillion, five hundred sixty-four billion, one hundred sixty-three million, four hundred forty-one thousand, six hundred thirty".