20248819167 has 8 divisors (see below), whose sum is σ = 27211012096. Its totient is φ = 13392919512.

The previous prime is 20248819163. The next prime is 20248819177. The reversal of 20248819167 is 76191884202.

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 20248819167 - 2² = 20248819163 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 (20248819163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26572873 + ... + 26573634.

It is an arithmetic number, because the mean of its divisors is an integer number (3401376512).

Almost surely, 2^20248819167 is an apocalyptic number.

20248819167 is a deficient number, since it is larger than the sum of its proper divisors (6962192929).

20248819167 is a wasteful number, since it uses less digits than its factorization.

20248819167 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53146637.

The product of its (nonzero) digits is 387072, while the sum is 48.

The spelling of 20248819167 in words is "twenty billion, two hundred forty-eight million, eight hundred nineteen thousand, one hundred sixty-seven".