5240644353 has 80 divisors (see below), whose sum is σ = 9463787520. Its totient is φ = 2823224544.

The previous prime is 5240644351. The next prime is 5240644361. The reversal of 5240644353 is 3534460425.

5240644353 is a `hidden beast` number, since 5 + 2 + 4 + 0 + 644 + 3 + 5 + 3 = 666.

It is not a de Polignac number, because 5240644353 - 2¹ = 5240644351 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5240644351) by changing a digit.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 2444400 + ... + 2446542.

It is an arithmetic number, because the mean of its divisors is an integer number (118297344).

Almost surely, 2^5240644353 is an apocalyptic number.

It is an amenable number.

5240644353 is a deficient number, since it is larger than the sum of its proper divisors (4223143167).

5240644353 is a wasteful number, since it uses less digits than its factorization.

5240644353 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2408 (or 2399 counting only the distinct ones).

The product of its (nonzero) digits is 172800, while the sum is 36.

The square root of 5240644353 is about 72392.2948455152. The cubic root of 5240644353 is about 1736.9803124474.

The spelling of 5240644353 in words is "five billion, two hundred forty million, six hundred forty-four thousand, three hundred fifty-three".