622655446256065 has 32 divisors (see below), whose sum is σ = 786791005660800. Its totient is φ = 471739983644160.

The previous prime is 622655446255967. The next prime is 622655446256069. The reversal of 622655446256065 is 560652644556226.

It is not a de Polignac number, because 622655446256065 - 2⁷ = 622655446255937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 622655446255988 and 622655446256006.

It is not an unprimeable number, because it can be changed into a prime (622655446256069) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7477237269 + ... + 7477320541.

It is an arithmetic number, because the mean of its divisors is an integer number (24587218926900).

Almost surely, 2^{622655446256065} is an apocalyptic number.

It is an amenable number.

622655446256065 is a deficient number, since it is larger than the sum of its proper divisors (164135559404735).

622655446256065 is a wasteful number, since it uses less digits than its factorization.

622655446256065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110257.

The product of its (nonzero) digits is 622080000, while the sum is 64.

The spelling of 622655446256065 in words is "six hundred twenty-two trillion, six hundred fifty-five billion, four hundred forty-six million, two hundred fifty-six thousand, sixty-five".