2421643124315 has 8 divisors (see below), whose sum is σ = 2905980591600. Its totient is φ = 1937308604512.

The previous prime is 2421643124239. The next prime is 2421643124321. The reversal of 2421643124315 is 5134213461242.

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

It is a cyclic number.

It is not a de Polignac number, because 2421643124315 - 2⁸ = 2421643124059 is a prime.

It is a super-2 number, since 2×2421643124315² (a number of 26 digits) contains 22 as substring.

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, 1983977 + ... + 2963013.

It is an arithmetic number, because the mean of its divisors is an integer number (363247573950).

Almost surely, 2^{2421643124315} is an apocalyptic number.

2421643124315 is a deficient number, since it is larger than the sum of its proper divisors (484337467285).

2421643124315 is an equidigital number, since it uses as much as digits as its factorization.

2421643124315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473741.

The product of its digits is 138240, while the sum is 38.

Adding to 2421643124315 its reverse (5134213461242), we get a palindrome (7555856585557).

The spelling of 2421643124315 in words is "two trillion, four hundred twenty-one billion, six hundred forty-three million, one hundred twenty-four thousand, three hundred fifteen".