622252646401 has 8 divisors (see below), whose sum is σ = 649318881024. Its totient is φ = 595187392800.

The previous prime is 622252646359. The next prime is 622252646413. The reversal of 622252646401 is 104646252226.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 622252646401 - 2⁷ = 622252646273 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (622252646801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1243176 + ... + 1670326.

It is an arithmetic number, because the mean of its divisors is an integer number (81164860128).

Almost surely, 2^622252646401 is an apocalyptic number.

It is an amenable number.

622252646401 is a deficient number, since it is larger than the sum of its proper divisors (27066234623).

622252646401 is a wasteful number, since it uses less digits than its factorization.

622252646401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 490511.

The product of its (nonzero) digits is 276480, while the sum is 40.

Adding to 622252646401 its reverse (104646252226), we get a palindrome (726898898627).

The spelling of 622252646401 in words is "six hundred twenty-two billion, two hundred fifty-two million, six hundred forty-six thousand, four hundred one".