623244450622 has 16 divisors (see below), whose sum is σ = 967836336192. Its totient is φ = 300813989760.

The previous prime is 623244450611. The next prime is 623244450649. The reversal of 623244450622 is 226054442326.

It is a super-2 number, since 2×623244450622² (a number of 24 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 45405879 + ... + 45419602.

It is an arithmetic number, because the mean of its divisors is an integer number (60489771012).

Almost surely, 2^623244450622 is an apocalyptic number.

623244450622 is a deficient number, since it is larger than the sum of its proper divisors (344591885570).

623244450622 is a wasteful number, since it uses less digits than its factorization.

623244450622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90825603.

The product of its (nonzero) digits is 552960, while the sum is 40.

Adding to 623244450622 its reverse (226054442326), we get a palindrome (849298892948).

The spelling of 623244450622 in words is "six hundred twenty-three billion, two hundred forty-four million, four hundred fifty thousand, six hundred twenty-two".