4221606653508 has 48 divisors (see below), whose sum is σ = 9952948897920. Its totient is φ = 1392593094144.

The previous prime is 4221606653497. The next prime is 4221606653513. The reversal of 4221606653508 is 8053566061224.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1528603 + ... + 3283266.

It is an arithmetic number, because the mean of its divisors is an integer number (207353102040).

Almost surely, 2^{4221606653508} is an apocalyptic number.

It is an amenable number.

4221606653508 is an abundant number, since it is smaller than the sum of its proper divisors (5731342244412).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4221606653508 is a wasteful number, since it uses less digits than its factorization.

4221606653508 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4812636 (or 4812634 counting only the distinct ones).

The product of its (nonzero) digits is 2073600, while the sum is 48.

The spelling of 4221606653508 in words is "four trillion, two hundred twenty-one billion, six hundred six million, six hundred fifty-three thousand, five hundred eight".