32644230604688 has 40 divisors (see below), whose sum is σ = 63582474341400. Its totient is φ = 16235867602944.

The previous prime is 32644230604679. The next prime is 32644230604709. The reversal of 32644230604688 is 88640603244623.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 8857814059264 + 23786416545424 = 2976208^2 + 4877132^2 .

It is a super-2 number, since 2×32644230604688² (a number of 28 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29625608 + ... + 30707736.

It is an arithmetic number, because the mean of its divisors is an integer number (1589561858535).

Almost surely, 2^{32644230604688} is an apocalyptic number.

It is an amenable number.

32644230604688 is a deficient number, since it is larger than the sum of its proper divisors (30938243736712).

32644230604688 is a wasteful number, since it uses less digits than its factorization.

32644230604688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1092099 (or 1092093 counting only the distinct ones).

The product of its (nonzero) digits is 31850496, while the sum is 56.

The spelling of 32644230604688 in words is "thirty-two trillion, six hundred forty-four billion, two hundred thirty million, six hundred four thousand, six hundred eighty-eight".