39798061721196 has 48 divisors (see below), whose sum is σ = 98598508001280. Its totient is φ = 12450887384320.

The previous prime is 39798061721149. The next prime is 39798061721203. The reversal of 39798061721196 is 69112716089793.

It is a self number, because there is not a number n which added to its sum of digits gives 39798061721196.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 271637820 + ... + 271784291.

It is an arithmetic number, because the mean of its divisors is an integer number (2054135583360).

Almost surely, 2^{39798061721196} is an apocalyptic number.

It is an amenable number.

39798061721196 is an abundant number, since it is smaller than the sum of its proper divisors (58800446280084).

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

39798061721196 is a wasteful number, since it uses less digits than its factorization.

39798061721196 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543422494 (or 543422492 counting only the distinct ones).

The product of its (nonzero) digits is 61725888, while the sum is 69.

The spelling of 39798061721196 in words is "thirty-nine trillion, seven hundred ninety-eight billion, sixty-one million, seven hundred twenty-one thousand, one hundred ninety-six".