5221564479 has 10 divisors (see below), whose sum is σ = 7800114960. Its totient is φ = 3481042932.

The previous prime is 5221564459. The next prime is 5221564483. The reversal of 5221564479 is 9744651225.

5221564479 is a `hidden beast` number, since 5 + 22 + 156 + 4 + 479 = 666.

5221564479 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5221564479 - 2¹³ = 5221556287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221564409) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 32231799 + ... + 32231960.

It is an arithmetic number, because the mean of its divisors is an integer number (780011496).

Almost surely, 2^5221564479 is an apocalyptic number.

5221564479 is a deficient number, since it is larger than the sum of its proper divisors (2578550481).

5221564479 is an equidigital number, since it uses as much as digits as its factorization.

5221564479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64463771 (or 64463762 counting only the distinct ones).

The product of its digits is 604800, while the sum is 45.

The square root of 5221564479 is about 72260.3935707522. The cubic root of 5221564479 is about 1734.8697789189.

It can be divided in two parts, 522 and 1564479, that added together give a square (1565001 = 1251²).

The spelling of 5221564479 in words is "five billion, two hundred twenty-one million, five hundred sixty-four thousand, four hundred seventy-nine".