21602474041443 has 8 divisors (see below), whose sum is σ = 28840754250000. Its totient is φ = 14382921596928.

The previous prime is 21602474041433. The next prime is 21602474041451. The reversal of 21602474041443 is 34414047420612.

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

It is not a de Polignac number, because 21602474041443 - 2¹⁰ = 21602474040419 is a prime.

It is a super-2 number, since 2×21602474041443² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21602474041395 and 21602474041404.

It is not an unprimeable number, because it can be changed into a prime (21602474041433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4681938318 + ... + 4681942931.

It is an arithmetic number, because the mean of its divisors is an integer number (3605094281250).

Almost surely, 2^{21602474041443} is an apocalyptic number.

21602474041443 is a deficient number, since it is larger than the sum of its proper divisors (7238280208557).

21602474041443 is an equidigital number, since it uses as much as digits as its factorization.

21602474041443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9363882021.

The product of its (nonzero) digits is 516096, while the sum is 42.

The spelling of 21602474041443 in words is "twenty-one trillion, six hundred two billion, four hundred seventy-four million, forty-one thousand, four hundred forty-three".