20146635050167 has 4 divisors (see below), whose sum is σ = 20638016392896. Its totient is φ = 19655253707440.

The previous prime is 20146635050131. The next prime is 20146635050197. The reversal of 20146635050167 is 76105053664102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20146635050167 - 2¹¹ = 20146635048119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20146635050107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245690671303 + ... + 245690671384.

It is an arithmetic number, because the mean of its divisors is an integer number (5159504098224).

Almost surely, 2^{20146635050167} is an apocalyptic number.

20146635050167 is a deficient number, since it is larger than the sum of its proper divisors (491381342729).

20146635050167 is an equidigital number, since it uses as much as digits as its factorization.

20146635050167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491381342728.

The product of its (nonzero) digits is 907200, while the sum is 46.

The spelling of 20146635050167 in words is "twenty trillion, one hundred forty-six billion, six hundred thirty-five million, fifty thousand, one hundred sixty-seven".