422023513550 has 36 divisors (see below), whose sum is σ = 812964900696. Its totient is φ = 162988375200.

The previous prime is 422023513543. The next prime is 422023513573. The reversal of 422023513550 is 55315320224.

It is a Curzon number.

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 17 ways as a sum of consecutive naturals, for example, 4976066 + ... + 5060165.

Almost surely, 2^422023513550 is an apocalyptic number.

422023513550 is a deficient number, since it is larger than the sum of its proper divisors (390941387146).

422023513550 is a wasteful number, since it uses less digits than its factorization.

422023513550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10036301 (or 10036267 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

Adding to 422023513550 its reverse (55315320224), we get a palindrome (477338833774).

The spelling of 422023513550 in words is "four hundred twenty-two billion, twenty-three million, five hundred thirteen thousand, five hundred fifty".