21326440146113 has 8 divisors (see below), whose sum is σ = 22091527569600. Its totient is φ = 20563332251728.

The previous prime is 21326440146101. The next prime is 21326440146127. The reversal of 21326440146113 is 31164104462312.

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 21326440146113 - 2¹⁰ = 21326440145089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (21326440145113) 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, 494860343 + ... + 494903436.

It is an arithmetic number, because the mean of its divisors is an integer number (2761440946200).

Almost surely, 2^{21326440146113} is an apocalyptic number.

It is an amenable number.

21326440146113 is a deficient number, since it is larger than the sum of its proper divisors (765087423487).

21326440146113 is an equidigital number, since it uses as much as digits as its factorization.

21326440146113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 989764551.

The product of its (nonzero) digits is 82944, while the sum is 38.

The spelling of 21326440146113 in words is "twenty-one trillion, three hundred twenty-six billion, four hundred forty million, one hundred forty-six thousand, one hundred thirteen".