20126271153 has 8 divisors (see below), whose sum is σ = 26838158400. Its totient is φ = 13415949008.

The previous prime is 20126271149. The next prime is 20126271167. The reversal of 20126271153 is 35117262102.

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

It is a cyclic number.

It is not a de Polignac number, because 20126271153 - 2² = 20126271149 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 20126271153.

It is not an unprimeable number, because it can be changed into a prime (20126271133) 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 7 ways as a sum of consecutive naturals, for example, 360933 + ... + 412946.

It is an arithmetic number, because the mean of its divisors is an integer number (3354769800).

Almost surely, 2^20126271153 is an apocalyptic number.

It is an amenable number.

20126271153 is a deficient number, since it is larger than the sum of its proper divisors (6711887247).

20126271153 is an equidigital number, since it uses as much as digits as its factorization.

20126271153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 782551.

The product of its (nonzero) digits is 5040, while the sum is 30.

The spelling of 20126271153 in words is "twenty billion, one hundred twenty-six million, two hundred seventy-one thousand, one hundred fifty-three".