622044504352072 has 64 divisors (see below), whose sum is σ = 1203480941040000. Its totient is φ = 301278615381504.

The previous prime is 622044504352067. The next prime is 622044504352097. The reversal of 622044504352072 is 270253405440226.

It is a happy number.

It is a super-2 number, since 2×622044504352072² (a number of 30 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28135054 + ... + 45118402.

It is an arithmetic number, because the mean of its divisors is an integer number (18804389703750).

Almost surely, 2^{622044504352072} is an apocalyptic number.

It is an amenable number.

622044504352072 is a deficient number, since it is larger than the sum of its proper divisors (581436436687928).

622044504352072 is a wasteful number, since it uses less digits than its factorization.

622044504352072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16984550 (or 16984546 counting only the distinct ones).

The product of its (nonzero) digits is 3225600, while the sum is 46.

Adding to 622044504352072 its reverse (270253405440226), we get a palindrome (892297909792298).

The spelling of 622044504352072 in words is "six hundred twenty-two trillion, forty-four billion, five hundred four million, three hundred fifty-two thousand, seventy-two".