622646773608223 has 16 divisors (see below), whose sum is σ = 767325867771456. Its totient is φ = 492006287197440.

The previous prime is 622646773608217. The next prime is 622646773608257. The reversal of 622646773608223 is 322806377646226.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 622646773608223 - 2¹³ = 622646773600031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (622646773608023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4425720238 + ... + 4425860923.

It is an arithmetic number, because the mean of its divisors is an integer number (47957866735716).

Almost surely, 2^{622646773608223} is an apocalyptic number.

622646773608223 is a deficient number, since it is larger than the sum of its proper divisors (144679094163233).

622646773608223 is a wasteful number, since it uses less digits than its factorization.

622646773608223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8851581954.

The product of its (nonzero) digits is 292626432, while the sum is 64.

The spelling of 622646773608223 in words is "six hundred twenty-two trillion, six hundred forty-six billion, seven hundred seventy-three million, six hundred eight thousand, two hundred twenty-three".