5621044259 has 2 divisors, whose sum is σ = 5621044260. Its totient is φ = 5621044258.

The previous prime is 5621044211. The next prime is 5621044301. The reversal of 5621044259 is 9524401265.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5621044259 - 2³² = 1326076963 is a prime.

It is a super-2 number, since 2×5621044259² = 63192277123273718162, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5621044459) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2810522129 + 2810522130.

It is an arithmetic number, because the mean of its divisors is an integer number (2810522130).

Almost surely, 2^5621044259 is an apocalyptic number.

5621044259 is a deficient number, since it is larger than the sum of its proper divisors (1).

5621044259 is an equidigital number, since it uses as much as digits as its factorization.

5621044259 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 86400, while the sum is 38.

The square root of 5621044259 is about 74973.6237552914. The cubic root of 5621044259 is about 1778.0296611870.

The spelling of 5621044259 in words is "five billion, six hundred twenty-one million, forty-four thousand, two hundred fifty-nine".