39680965632 has 352 divisors, whose sum is σ = 132622018560. Its totient is φ = 10247454720.

The previous prime is 39680965627. The next prime is 39680965679. The reversal of 39680965632 is 23656908693.

It is a tau number, because it is divible by the number of its divisors (352).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 53695119 + ... + 53695857.

Almost surely, 2^39680965632 is an apocalyptic number.

39680965632 is a gapful number since it is divisible by the number (32) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39680965632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (66311009280).

39680965632 is an abundant number, since it is smaller than the sum of its proper divisors (92941052928).

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

39680965632 is a wasteful number, since it uses less digits than its factorization.

39680965632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1007 (or 989 counting only the distinct ones).

The product of its (nonzero) digits is 12597120, while the sum is 57.

The spelling of 39680965632 in words is "thirty-nine billion, six hundred eighty million, nine hundred sixty-five thousand, six hundred thirty-two".