424120055 has 8 divisors (see below), whose sum is σ = 509308800. Its totient is φ = 339052896.

The previous prime is 424119989. The next prime is 424120091. The reversal of 424120055 is 550021424.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 424120055 - 2¹² = 424115959 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 424120055.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22535 + ... + 36824.

It is an arithmetic number, because the mean of its divisors is an integer number (63663600).

Almost surely, 2^424120055 is an apocalyptic number.

424120055 is a deficient number, since it is larger than the sum of its proper divisors (85188745).

424120055 is a wasteful number, since it uses less digits than its factorization.

424120055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60793.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 424120055 is about 20594.1752687501. The cubic root of 424120055 is about 751.3280499527.

Adding to 424120055 its reverse (550021424), we get a palindrome (974141479).

The spelling of 424120055 in words is "four hundred twenty-four million, one hundred twenty thousand, fifty-five".