622688234832 has 240 divisors, whose sum is σ = 1916600579712. Its totient is φ = 195037839360.

The previous prime is 622688234827. The next prime is 622688234873. The reversal of 622688234832 is 238432886226.

622688234832 is a `hidden beast` number, since 6 + 2 + 268 + 8 + 2 + 348 + 32 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a nude number because it is divisible by every one of its digits.

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 47 ways as a sum of consecutive naturals, for example, 42756832 + ... + 42771392.

Almost surely, 2^622688234832 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 622688234832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (958300289856).

622688234832 is an abundant number, since it is smaller than the sum of its proper divisors (1293912344880).

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

622688234832 is a wasteful number, since it uses less digits than its factorization.

622688234832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15248 (or 15230 counting only the distinct ones).

The product of its digits is 10616832, while the sum is 54.

The spelling of 622688234832 in words is "six hundred twenty-two billion, six hundred eighty-eight million, two hundred thirty-four thousand, eight hundred thirty-two".