5221405401 has 16 divisors (see below), whose sum is σ = 6993907200. Its totient is φ = 3464944128.

The previous prime is 5221405393. The next prime is 5221405411. The reversal of 5221405401 is 1045041225.

It is not a de Polignac number, because 5221405401 - 2³ = 5221405393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5221405411) 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 15 ways as a sum of consecutive naturals, for example, 1262505 + ... + 1266633.

It is an arithmetic number, because the mean of its divisors is an integer number (437119200).

Almost surely, 2^5221405401 is an apocalyptic number.

It is an amenable number.

5221405401 is a deficient number, since it is larger than the sum of its proper divisors (1772501799).

5221405401 is a wasteful number, since it uses less digits than its factorization.

5221405401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5968.

The product of its (nonzero) digits is 1600, while the sum is 24.

The square root of 5221405401 is about 72259.2928349012. The cubic root of 5221405401 is about 1734.8521608009.

Adding to 5221405401 its reverse (1045041225), we get a palindrome (6266446626).

The spelling of 5221405401 in words is "five billion, two hundred twenty-one million, four hundred five thousand, four hundred one".