39809041406016 has 28 divisors (see below), whose sum is σ = 105328088720592. Its totient is φ = 13269680468608.

The previous prime is 39809041406011. The next prime is 39809041406021. The reversal of 39809041406016 is 61060414090893.

It is an interprime number because it is at equal distance from previous prime (39809041406011) and next prime (39809041406021).

It is a self number, because there is not a number n which added to its sum of digits gives 39809041406016.

It is not an unprimeable number, because it can be changed into a prime (39809041406011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103669378470 + ... + 103669378853.

Almost surely, 2^{39809041406016} is an apocalyptic number.

It is an amenable number.

39809041406016 is an abundant number, since it is smaller than the sum of its proper divisors (65519047314576).

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

39809041406016 is a wasteful number, since it uses less digits than its factorization.

39809041406016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207338757338 (or 207338757328 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 51.

The spelling of 39809041406016 in words is "thirty-nine trillion, eight hundred nine billion, forty-one million, four hundred six thousand, sixteen".