622641315530 has 32 divisors (see below), whose sum is σ = 1211420060928. Its totient is φ = 229049985600.

The previous prime is 622641315487. The next prime is 622641315533. The reversal of 622641315530 is 35513146226.

It is not an unprimeable number, because it can be changed into a prime (622641315533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8801576 + ... + 8872035.

It is an arithmetic number, because the mean of its divisors is an integer number (37856876904).

Almost surely, 2^622641315530 is an apocalyptic number.

622641315530 is a deficient number, since it is larger than the sum of its proper divisors (588778745398).

622641315530 is a wasteful number, since it uses less digits than its factorization.

622641315530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17673902.

The product of its (nonzero) digits is 129600, while the sum is 38.

The spelling of 622641315530 in words is "six hundred twenty-two billion, six hundred forty-one million, three hundred fifteen thousand, five hundred thirty".