42226768550 has 12 divisors (see below), whose sum is σ = 78541789596. Its totient is φ = 16890707400.

The previous prime is 42226768531. The next prime is 42226768553. The reversal of 42226768550 is 5586762224.

It is a happy number.

It is a hoax number, since the sum of its digits (47) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 42226768495 and 42226768504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42226768553) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 422267636 + ... + 422267735.

It is an arithmetic number, because the mean of its divisors is an integer number (6545149133).

Almost surely, 2^42226768550 is an apocalyptic number.

42226768550 is a deficient number, since it is larger than the sum of its proper divisors (36315021046).

42226768550 is a wasteful number, since it uses less digits than its factorization.

42226768550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 844535383 (or 844535378 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 47.

The spelling of 42226768550 in words is "forty-two billion, two hundred twenty-six million, seven hundred sixty-eight thousand, five hundred fifty".