622051722142 has 32 divisors (see below), whose sum is σ = 950831229600. Its totient is φ = 305174563200.

The previous prime is 622051722139. The next prime is 622051722157. The reversal of 622051722142 is 241227150226.

It is a junction number, because it is equal to n+sod(n) for n = 622051722098 and 622051722107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11464108 + ... + 11518240.

It is an arithmetic number, because the mean of its divisors is an integer number (29713475925).

Almost surely, 2^622051722142 is an apocalyptic number.

622051722142 is a deficient number, since it is larger than the sum of its proper divisors (328779507458).

622051722142 is a wasteful number, since it uses less digits than its factorization.

622051722142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54748.

The product of its (nonzero) digits is 26880, while the sum is 34.

Adding to 622051722142 its reverse (241227150226), we get a palindrome (863278872368).

The spelling of 622051722142 in words is "six hundred twenty-two billion, fifty-one million, seven hundred twenty-two thousand, one hundred forty-two".