5562420021 has 24 divisors (see below), whose sum is σ = 8264856600. Its totient is φ = 3602764800.

The previous prime is 5562419999. The next prime is 5562420037. The reversal of 5562420021 is 1200242655.

It can be written as a sum of positive squares in 4 ways, for example, as 1812204900 + 3750215121 = 42570^2 + 61239^2 .

It is not a de Polignac number, because 5562420021 - 2¹⁸ = 5562157877 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5562420091) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 57655 + ... + 120203.

It is an arithmetic number, because the mean of its divisors is an integer number (344369025).

Almost surely, 2^5562420021 is an apocalyptic number.

It is an amenable number.

5562420021 is a deficient number, since it is larger than the sum of its proper divisors (2702436579).

5562420021 is a wasteful number, since it uses less digits than its factorization.

5562420021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62837 (or 62834 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 5562420021 is about 74581.6332685199. The cubic root of 5562420021 is about 1771.8267733727.

Adding to 5562420021 its reverse (1200242655), we get a palindrome (6762662676).

The spelling of 5562420021 in words is "five billion, five hundred sixty-two million, four hundred twenty thousand, twenty-one".