20163609914 has 16 divisors (see below), whose sum is σ = 34838366208. Its totient is φ = 8573502672.

The previous prime is 20163609911. The next prime is 20163609931. The reversal of 20163609914 is 41990636102.

It is not an unprimeable number, because it can be changed into a prime (20163609911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5668529 + ... + 5672084.

It is an arithmetic number, because the mean of its divisors is an integer number (2177397888).

Almost surely, 2^20163609914 is an apocalyptic number.

20163609914 is a deficient number, since it is larger than the sum of its proper divisors (14674756294).

20163609914 is a wasteful number, since it uses less digits than its factorization.

20163609914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11340749.

The product of its (nonzero) digits is 69984, while the sum is 41.

The spelling of 20163609914 in words is "twenty billion, one hundred sixty-three million, six hundred nine thousand, nine hundred fourteen".