6622454005 has 4 divisors (see below), whose sum is σ = 7946944812. Its totient is φ = 5297963200.

The previous prime is 6622453993. The next prime is 6622454087. The reversal of 6622454005 is 5004542266.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5004542266 = 2 ⋅2502271133.

It can be written as a sum of positive squares in 2 ways, for example, as 4467451921 + 2155002084 = 66839^2 + 46422^2 .

It is a de Polignac number, because none of the positive numbers 2^k-6622454005 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 662245396 + ... + 662245405.

It is an arithmetic number, because the mean of its divisors is an integer number (1986736203).

Almost surely, 2^6622454005 is an apocalyptic number.

It is an amenable number.

6622454005 is a deficient number, since it is larger than the sum of its proper divisors (1324490807).

6622454005 is a wasteful number, since it uses less digits than its factorization.

6622454005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1324490806.

The product of its (nonzero) digits is 57600, while the sum is 34.

The square root of 6622454005 is about 81378.4615546399. The cubic root of 6622454005 is about 1877.9022554729.

The spelling of 6622454005 in words is "six billion, six hundred twenty-two million, four hundred fifty-four thousand, five".