5621440562 has 32 divisors (see below), whose sum is σ = 8988375600. Its totient is φ = 2631702528.

The previous prime is 5621440553. The next prime is 5621440571. The reversal of 5621440562 is 2650441265.

It is an interprime number because it is at equal distance from previous prime (5621440553) and next prime (5621440571).

It can be written as a sum of positive squares in 8 ways, for example, as 2827155241 + 2794285321 = 53171^2 + 52861^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 667514 + ... + 675882.

Almost surely, 2^5621440562 is an apocalyptic number.

5621440562 is a deficient number, since it is larger than the sum of its proper divisors (3366935038).

5621440562 is a wasteful number, since it uses less digits than its factorization.

5621440562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8750.

The product of its (nonzero) digits is 57600, while the sum is 35.

The square root of 5621440562 is about 74976.2666581899. The cubic root of 5621440562 is about 1778.0714459454.

The spelling of 5621440562 in words is "five billion, six hundred twenty-one million, four hundred forty thousand, five hundred sixty-two".