39648235232 has 24 divisors (see below), whose sum is σ = 78071159376. Its totient is φ = 19820639232.

The previous prime is 39648235229. The next prime is 39648235243. The reversal of 39648235232 is 23253284693.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81653 + ... + 293195.

It is an arithmetic number, because the mean of its divisors is an integer number (3252964974).

Almost surely, 2^39648235232 is an apocalyptic number.

39648235232 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

39648235232 is a deficient number, since it is larger than the sum of its proper divisors (38422924144).

39648235232 is a wasteful number, since it uses less digits than its factorization.

39648235232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217410 (or 217402 counting only the distinct ones).

The product of its digits is 1866240, while the sum is 47.

The spelling of 39648235232 in words is "thirty-nine billion, six hundred forty-eight million, two hundred thirty-five thousand, two hundred thirty-two".