5421652566 has 24 divisors (see below), whose sum is σ = 11918675832. Its totient is φ = 1642924800.

The previous prime is 5421652547. The next prime is 5421652571. The reversal of 5421652566 is 6652561245.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3733195 + ... + 3734646.

It is an arithmetic number, because the mean of its divisors is an integer number (496611493).

Almost surely, 2^5421652566 is an apocalyptic number.

5421652566 is an abundant number, since it is smaller than the sum of its proper divisors (6497023266).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5421652566 is a wasteful number, since it uses less digits than its factorization.

5421652566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7467868 (or 7467857 counting only the distinct ones).

The product of its digits is 432000, while the sum is 42.

The square root of 5421652566 is about 73631.8719441520. The cubic root of 5421652566 is about 1756.7524226677.

The spelling of 5421652566 in words is "five billion, four hundred twenty-one million, six hundred fifty-two thousand, five hundred sixty-six".