39000720196 has 27 divisors (see below), whose sum is σ = 72046356669. Its totient is φ = 18470470608.

The previous prime is 39000720191. The next prime is 39000720217. The reversal of 39000720196 is 69102700093.

The square root of 39000720196 is 197486.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 17840944900 + 21159775296 = 133570^2 + 145464^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39000720191) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 7501870 + ... + 7507066.

Almost surely, 2^39000720196 is an apocalyptic number.

39000720196 is the 197486-th square number.

It is an amenable number.

39000720196 is a deficient number, since it is larger than the sum of its proper divisors (33045636473).

39000720196 is an frugal number, since it uses more digits than its factorization.

39000720196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10436 (or 5218 counting only the distinct ones).

The product of its (nonzero) digits is 20412, while the sum is 37.

The spelling of 39000720196 in words is "thirty-nine billion, seven hundred twenty thousand, one hundred ninety-six".