622240642662 has 8 divisors (see below), whose sum is σ = 1244481285336. Its totient is φ = 207413547552.

The previous prime is 622240642627. The next prime is 622240642691. The reversal of 622240642662 is 266246042226.

It is a sphenic number, since it is the product of 3 distinct primes.

622240642662 is an admirable number.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 51853386883 + ... + 51853386894.

It is an arithmetic number, because the mean of its divisors is an integer number (155560160667).

Almost surely, 2^622240642662 is an apocalyptic number.

622240642662 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

622240642662 is a wasteful number, since it uses less digits than its factorization.

622240642662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103706773782.

The product of its (nonzero) digits is 663552, while the sum is 42.

Adding to 622240642662 its reverse (266246042226), we get a palindrome (888486684888).

The spelling of 622240642662 in words is "six hundred twenty-two billion, two hundred forty million, six hundred forty-two thousand, six hundred sixty-two".