20126732162053 has 4 divisors (see below), whose sum is σ = 21956435085888. Its totient is φ = 18297029238220.

The previous prime is 20126732162021. The next prime is 20126732162057. The reversal of 20126732162053 is 35026123762102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20126732162053 - 2⁵ = 20126732162021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20126732161997 and 20126732162015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20126732162057) 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, 914851461901 + ... + 914851461922.

It is an arithmetic number, because the mean of its divisors is an integer number (5489108771472).

Almost surely, 2^{20126732162053} is an apocalyptic number.

It is an amenable number.

20126732162053 is a deficient number, since it is larger than the sum of its proper divisors (1829702923835).

20126732162053 is a wasteful number, since it uses less digits than its factorization.

20126732162053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1829702923834.

The product of its (nonzero) digits is 181440, while the sum is 40.

The spelling of 20126732162053 in words is "twenty trillion, one hundred twenty-six billion, seven hundred thirty-two million, one hundred sixty-two thousand, fifty-three".