21476714660043 has 8 divisors (see below), whose sum is σ = 28635752256000. Its totient is φ = 14317743418728.

The previous prime is 21476714660017. The next prime is 21476714660083. The reversal of 21476714660043 is 34006641767412.

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

It is not a de Polignac number, because 21476714660043 - 2¹⁰ = 21476714659019 is a prime.

It is a super-2 number, since 2×21476714660043² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (21476714660083) 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, 15828463 + ... + 17131656.

It is an arithmetic number, because the mean of its divisors is an integer number (3579469032000).

Almost surely, 2^{21476714660043} is an apocalyptic number.

21476714660043 is a deficient number, since it is larger than the sum of its proper divisors (7159037595957).

21476714660043 is a wasteful number, since it uses less digits than its factorization.

21476714660043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33177321.

The product of its (nonzero) digits is 4064256, while the sum is 51.

The spelling of 21476714660043 in words is "twenty-one trillion, four hundred seventy-six billion, seven hundred fourteen million, six hundred sixty thousand, forty-three".