39765344216 has 16 divisors (see below), whose sum is σ = 80295406800. Its totient is φ = 18353235744.

The previous prime is 39765344197. The next prime is 39765344237. The reversal of 39765344216 is 61244356793.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 191179436 + ... + 191179643.

It is an arithmetic number, because the mean of its divisors is an integer number (5018462925).

Almost surely, 2^39765344216 is an apocalyptic number.

It is an amenable number.

39765344216 is an abundant number, since it is smaller than the sum of its proper divisors (40530062584).

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

39765344216 is a wasteful number, since it uses less digits than its factorization.

39765344216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 382359098 (or 382359094 counting only the distinct ones).

The product of its digits is 3265920, while the sum is 50.

The spelling of 39765344216 in words is "thirty-nine billion, seven hundred sixty-five million, three hundred forty-four thousand, two hundred sixteen".