208920602095396 has 27 divisors (see below), whose sum is σ = 367086223816753. Its totient is φ = 104040511028000.

The previous prime is 208920602095363. The next prime is 208920602095397. The reversal of 208920602095396 is 693590206029802.

The square root of 208920602095396 is 14454086.

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., 56814358500900 + 152106243594496 = 7537530^2 + 12333136^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (208920602095397) 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, 7255936776 + ... + 7255965568.

Almost surely, 2^{208920602095396} is an apocalyptic number.

208920602095396 is the 14454086-th square number.

It is an amenable number.

208920602095396 is a deficient number, since it is larger than the sum of its proper divisors (158165621721357).

208920602095396 is an frugal number, since it uses more digits than its factorization.

208920602095396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58092 (or 29046 counting only the distinct ones).

The product of its (nonzero) digits is 25194240, while the sum is 61.

The spelling of 208920602095396 in words is "two hundred eight trillion, nine hundred twenty billion, six hundred two million, ninety-five thousand, three hundred ninety-six".