20201686325194 has 16 divisors (see below), whose sum is σ = 33760651810176. Its totient is φ = 8987210550400.

The previous prime is 20201686325153. The next prime is 20201686325221. The reversal of 20201686325194 is 49152368610202.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9768706087 + ... + 9768708154.

It is an arithmetic number, because the mean of its divisors is an integer number (2110040738136).

Almost surely, 2^{20201686325194} is an apocalyptic number.

20201686325194 is a deficient number, since it is larger than the sum of its proper divisors (13558965484982).

20201686325194 is a wasteful number, since it uses less digits than its factorization.

20201686325194 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19537414301.

The product of its (nonzero) digits is 1244160, while the sum is 49.

The spelling of 20201686325194 in words is "twenty trillion, two hundred one billion, six hundred eighty-six million, three hundred twenty-five thousand, one hundred ninety-four".