21470666741333 has 8 divisors (see below), whose sum is σ = 22734306495360. Its totient is φ = 20207100249280.

The previous prime is 21470666741327. The next prime is 21470666741339. The reversal of 21470666741333 is 33314766607412.

It is an interprime number because it is at equal distance from previous prime (21470666741327) and next prime (21470666741339).

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

It is not a de Polignac number, because 21470666741333 - 2¹² = 21470666737237 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 (21470666741339) 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, 17711543 + ... + 18884916.

It is an arithmetic number, because the mean of its divisors is an integer number (2841788311920).

Almost surely, 2^{21470666741333} is an apocalyptic number.

It is an amenable number.

21470666741333 is a deficient number, since it is larger than the sum of its proper divisors (1263639754027).

21470666741333 is a wasteful number, since it uses less digits than its factorization.

21470666741333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36630987.

The product of its (nonzero) digits is 9144576, while the sum is 53.

The spelling of 21470666741333 in words is "twenty-one trillion, four hundred seventy billion, six hundred sixty-six million, seven hundred forty-one thousand, three hundred thirty-three".