222055049424 has 80 divisors (see below), whose sum is σ = 620904759552. Its totient is φ = 67977767424.

The previous prime is 222055049407. The next prime is 222055049443. The reversal of 222055049424 is 424940550222.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 780264 + ... + 1026119.

Almost surely, 2^222055049424 is an apocalyptic number.

222055049424 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

222055049424 is an abundant number, since it is smaller than the sum of its proper divisors (398849710128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

222055049424 is a wasteful number, since it uses less digits than its factorization.

222055049424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1806604 (or 1806598 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 39.

Adding to 222055049424 its reverse (424940550222), we get a palindrome (646995599646).

The spelling of 222055049424 in words is "two hundred twenty-two billion, fifty-five million, forty-nine thousand, four hundred twenty-four".