21364117471353 has 8 divisors (see below), whose sum is σ = 28553474426400. Its totient is φ = 14208752748608.

The previous prime is 21364117471349. The next prime is 21364117471369. The reversal of 21364117471353 is 35317471146312.

It is a happy number.

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 21364117471353 - 2² = 21364117471349 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (21364117471343) 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, 8498056608 + ... + 8498059121.

It is an arithmetic number, because the mean of its divisors is an integer number (3569184303300).

Almost surely, 2^{21364117471353} is an apocalyptic number.

It is an amenable number.

21364117471353 is a deficient number, since it is larger than the sum of its proper divisors (7189356955047).

21364117471353 is a wasteful number, since it uses less digits than its factorization.

21364117471353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16996116151.

The product of its digits is 1270080, while the sum is 48.

The spelling of 21364117471353 in words is "twenty-one trillion, three hundred sixty-four billion, one hundred seventeen million, four hundred seventy-one thousand, three hundred fifty-three".