21466627106 has 8 divisors (see below), whose sum is σ = 32200971600. Its totient is φ = 10732969908.

The previous prime is 21466627093. The next prime is 21466627157. The reversal of 21466627106 is 60172666412.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84956 + ... + 223943.

It is an arithmetic number, because the mean of its divisors is an integer number (4025121450).

Almost surely, 2^21466627106 is an apocalyptic number.

21466627106 is a deficient number, since it is larger than the sum of its proper divisors (10734344494).

21466627106 is a wasteful number, since it uses less digits than its factorization.

21466627106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343648.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 21466627106 in words is "twenty-one billion, four hundred sixty-six million, six hundred twenty-seven thousand, one hundred six".