20344161677163 has 8 divisors (see below), whose sum is σ = 27125579951568. Its totient is φ = 13562758927104.

The previous prime is 20344161677153. The next prime is 20344161677207. The reversal of 20344161677163 is 36177616144302.

It is a happy number.

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

It is not a de Polignac number, because 20344161677163 - 2³⁶ = 20275442200427 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20344161677123) 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, 369406 + ... + 6389427.

It is an arithmetic number, because the mean of its divisors is an integer number (3390697493946).

Almost surely, 2^{20344161677163} is an apocalyptic number.

20344161677163 is a deficient number, since it is larger than the sum of its proper divisors (6781418274405).

20344161677163 is a wasteful number, since it uses less digits than its factorization.

20344161677163 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7762173.

The product of its (nonzero) digits is 3048192, while the sum is 51.

The spelling of 20344161677163 in words is "twenty trillion, three hundred forty-four billion, one hundred sixty-one million, six hundred seventy-seven thousand, one hundred sixty-three".