622794556801 has 2 divisors, whose sum is σ = 622794556802. Its totient is φ = 622794556800.

The previous prime is 622794556763. The next prime is 622794556859. The reversal of 622794556801 is 108655497226.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 617128080625 + 5666476176 = 785575^2 + 75276^2 .

It is a cyclic number.

It is not a de Polignac number, because 622794556801 - 2³⁹ = 73038742913 is a prime.

It is not a weakly prime, because it can be changed into another prime (622794551801) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 311397278400 + 311397278401.

It is an arithmetic number, because the mean of its divisors is an integer number (311397278401).

Almost surely, 2^622794556801 is an apocalyptic number.

It is an amenable number.

622794556801 is a deficient number, since it is larger than the sum of its proper divisors (1).

622794556801 is an equidigital number, since it uses as much as digits as its factorization.

622794556801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7257600, while the sum is 55.

The spelling of 622794556801 in words is "six hundred twenty-two billion, seven hundred ninety-four million, five hundred fifty-six thousand, eight hundred one".