622255166500 has 96 divisors (see below), whose sum is σ = 1486954909440. Its totient is φ = 225602496000.

The previous prime is 622255166471. The next prime is 622255166501. The reversal of 622255166500 is 5661552226.

It is not an unprimeable number, because it can be changed into a prime (622255166501) 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, 1685641 + ... + 2021359.

It is an arithmetic number, because the mean of its divisors is an integer number (15489113640).

Almost surely, 2^622255166500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 622255166500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (743477454720).

622255166500 is an abundant number, since it is smaller than the sum of its proper divisors (864699742940).

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

622255166500 is a wasteful number, since it uses less digits than its factorization.

622255166500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 336086 (or 336074 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 622255166500 in words is "six hundred twenty-two billion, two hundred fifty-five million, one hundred sixty-six thousand, five hundred".