20196675609 has 8 divisors (see below), whose sum is σ = 29376982752. Its totient is φ = 12240409440.

The previous prime is 20196675607. The next prime is 20196675637. The reversal of 20196675609 is 90657669102.

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

It is not a de Polignac number, because 20196675609 - 2¹ = 20196675607 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20196675601) 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, 306010204 + ... + 306010269.

It is an arithmetic number, because the mean of its divisors is an integer number (3672122844).

Almost surely, 2^20196675609 is an apocalyptic number.

It is an amenable number.

20196675609 is a deficient number, since it is larger than the sum of its proper divisors (9180307143).

20196675609 is a wasteful number, since it uses less digits than its factorization.

20196675609 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612020487.

The product of its (nonzero) digits is 1224720, while the sum is 51.

The spelling of 20196675609 in words is "twenty billion, one hundred ninety-six million, six hundred seventy-five thousand, six hundred nine".