5241221315244 has 48 divisors (see below), whose sum is σ = 13593405621600. Its totient is φ = 1746423963648.

The previous prime is 5241221315207. The next prime is 5241221315263. The reversal of 5241221315244 is 4425131221425.

5241221315244 is a `hidden beast` number, since 5 + 2 + 4 + 122 + 1 + 3 + 1 + 524 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 5241221315199 and 5241221315208.

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, 8733357 + ... + 9314180.

It is an arithmetic number, because the mean of its divisors is an integer number (283195950450).

Almost surely, 2^{5241221315244} is an apocalyptic number.

5241221315244 is a gapful number since it is divisible by the number (54) formed by its first and last digit.

It is an amenable number.

5241221315244 is an abundant number, since it is smaller than the sum of its proper divisors (8352184306356).

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

5241221315244 is a wasteful number, since it uses less digits than its factorization.

5241221315244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18050239 (or 18050231 counting only the distinct ones).

The product of its digits is 76800, while the sum is 36.

Adding to 5241221315244 its reverse (4425131221425), we get a palindrome (9666352536669).

The spelling of 5241221315244 in words is "five trillion, two hundred forty-one billion, two hundred twenty-one million, three hundred fifteen thousand, two hundred forty-four".