622642736105 has 24 divisors (see below), whose sum is σ = 809207022168. Its totient is φ = 459718212096.

The previous prime is 622642735999. The next prime is 622642736119. The reversal of 622642736105 is 501637246226.

622642736105 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 12 ways, for example, as 303746481424 + 318896254681 = 551132^2 + 564709^2 .

It is not a de Polignac number, because 622642736105 - 2⁸ = 622642735849 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5071019 + ... + 5192351.

It is an arithmetic number, because the mean of its divisors is an integer number (33716959257).

Almost surely, 2^622642736105 is an apocalyptic number.

622642736105 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

It is an amenable number.

622642736105 is a deficient number, since it is larger than the sum of its proper divisors (186564286063).

622642736105 is a wasteful number, since it uses less digits than its factorization.

622642736105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127437 (or 127424 counting only the distinct ones).

The product of its (nonzero) digits is 725760, while the sum is 44.

The spelling of 622642736105 in words is "six hundred twenty-two billion, six hundred forty-two million, seven hundred thirty-six thousand, one hundred five".