21424804608315 has 8 divisors (see below), whose sum is σ = 34279687373328. Its totient is φ = 11426562457760.

The previous prime is 21424804608281. The next prime is 21424804608373. The reversal of 21424804608315 is 51380640842412.

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

It is not a de Polignac number, because 21424804608315 - 2¹¹ = 21424804606267 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714160153596 + ... + 714160153625.

It is an arithmetic number, because the mean of its divisors is an integer number (4284960921666).

Almost surely, 2^{21424804608315} is an apocalyptic number.

21424804608315 is a deficient number, since it is larger than the sum of its proper divisors (12854882765013).

21424804608315 is a wasteful number, since it uses less digits than its factorization.

21424804608315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1428320307229.

The product of its (nonzero) digits is 1474560, while the sum is 48.

The spelling of 21424804608315 in words is "twenty-one trillion, four hundred twenty-four billion, eight hundred four million, six hundred eight thousand, three hundred fifteen".