24485084821 has 2 divisors, whose sum is σ = 24485084822. Its totient is φ = 24485084820.

The previous prime is 24485084791. The next prime is 24485084837. The reversal of 24485084821 is 12848058442.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13175825796 + 11309259025 = 114786^2 + 106345^2 .

It is a cyclic number.

It is not a de Polignac number, because 24485084821 - 2⁷ = 24485084693 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (24485084021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12242542410 + 12242542411.

It is an arithmetic number, because the mean of its divisors is an integer number (12242542411).

Almost surely, 2^24485084821 is an apocalyptic number.

It is an amenable number.

24485084821 is a deficient number, since it is larger than the sum of its proper divisors (1).

24485084821 is an equidigital number, since it uses as much as digits as its factorization.

24485084821 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 655360, while the sum is 46.

The spelling of 24485084821 in words is "twenty-four billion, four hundred eighty-five million, eighty-four thousand, eight hundred twenty-one".