5383220781 has 32 divisors (see below), whose sum is σ = 7423453440. Its totient is φ = 3468326400.

The previous prime is 5383220753. The next prime is 5383220789. The reversal of 5383220781 is 1870223835.

It is not a de Polignac number, because 5383220781 - 2⁵ = 5383220749 is a prime.

It is a super-2 number, since 2×5383220781² = 57958131953980499922, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5383220789) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5313631 + ... + 5314643.

It is an arithmetic number, because the mean of its divisors is an integer number (231982920).

Almost surely, 2^5383220781 is an apocalyptic number.

It is an amenable number.

5383220781 is a deficient number, since it is larger than the sum of its proper divisors (2040232659).

5383220781 is a wasteful number, since it uses less digits than its factorization.

5383220781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1557.

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 5383220781 is about 73370.4353333139. The cubic root of 5383220781 is about 1752.5916192673.

The spelling of 5383220781 in words is "five billion, three hundred eighty-three million, two hundred twenty thousand, seven hundred eighty-one".