5621416025 has 6 divisors (see below), whose sum is σ = 6970555902. Its totient is φ = 4497132800.

The previous prime is 5621415997. The next prime is 5621416033. The reversal of 5621416025 is 5206141265.

It can be written as a sum of positive squares in 3 ways, for example, as 640444249 + 4980971776 = 25307^2 + 70576^2 .

It is not a de Polignac number, because 5621416025 - 2²² = 5617221721 is a prime.

It is a super-2 number, since 2×5621416025² = 63200636252253601250, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5621415982 and 5621416000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112428296 + ... + 112428345.

It is an arithmetic number, because the mean of its divisors is an integer number (1161759317).

Almost surely, 2^5621416025 is an apocalyptic number.

It is an amenable number.

5621416025 is a deficient number, since it is larger than the sum of its proper divisors (1349139877).

5621416025 is a wasteful number, since it uses less digits than its factorization.

5621416025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224856651 (or 224856646 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 32.

The square root of 5621416025 is about 74976.1030262310. The cubic root of 5621416025 is about 1778.0688589097.

The spelling of 5621416025 in words is "five billion, six hundred twenty-one million, four hundred sixteen thousand, twenty-five".