20395620203386 has 8 divisors (see below), whose sum is σ = 30593759542164. Its totient is φ = 10197700356000.

The previous prime is 20395620203381. The next prime is 20395620203393. The reversal of 20395620203386 is 68330202659302.

It can be written as a sum of positive squares in 2 ways, for example, as 19402976624161 + 992643579225 = 4404881^2 + 996315^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (20395620203381) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54640345 + ... + 55012348.

Almost surely, 2^{20395620203386} is an apocalyptic number.

20395620203386 is a deficient number, since it is larger than the sum of its proper divisors (10198139338778).

20395620203386 is a wasteful number, since it uses less digits than its factorization.

20395620203386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109745696.

The product of its (nonzero) digits is 2799360, while the sum is 49.

The spelling of 20395620203386 in words is "twenty trillion, three hundred ninety-five billion, six hundred twenty million, two hundred three thousand, three hundred eighty-six".