6622746401 has 4 divisors (see below), whose sum is σ = 6734996400. Its totient is φ = 6510496404.

The previous prime is 6622746391. The next prime is 6622746413. The reversal of 6622746401 is 1046472266.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 6622746401 - 2¹⁰ = 6622745377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6622746451) by changing a digit.

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, 56124911 + ... + 56125028.

It is an arithmetic number, because the mean of its divisors is an integer number (1683749100).

Almost surely, 2^6622746401 is an apocalyptic number.

It is an amenable number.

6622746401 is a deficient number, since it is larger than the sum of its proper divisors (112249999).

6622746401 is a wasteful number, since it uses less digits than its factorization.

6622746401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112249998.

The product of its (nonzero) digits is 96768, while the sum is 38.

The square root of 6622746401 is about 81380.2580543955. The cubic root of 6622746401 is about 1877.9298929130.

The spelling of 6622746401 in words is "six billion, six hundred twenty-two million, seven hundred forty-six thousand, four hundred one".