4231216055 has 8 divisors (see below), whose sum is σ = 5539046544. Its totient is φ = 3077248000.

The previous prime is 4231216019. The next prime is 4231216111. The reversal of 4231216055 is 5506121324.

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

It is not a de Polignac number, because 4231216055 - 2⁶ = 4231215991 is a prime.

It is a Duffinian number.

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, 38465546 + ... + 38465655.

It is an arithmetic number, because the mean of its divisors is an integer number (692380818).

Almost surely, 2^4231216055 is an apocalyptic number.

4231216055 is a deficient number, since it is larger than the sum of its proper divisors (1307830489).

4231216055 is a wasteful number, since it uses less digits than its factorization.

4231216055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76931217.

The product of its (nonzero) digits is 7200, while the sum is 29.

The square root of 4231216055 is about 65047.7982332992. The cubic root of 4231216055 is about 1617.4159962489.

Adding to 4231216055 its reverse (5506121324), we get a palindrome (9737337379).

The spelling of 4231216055 in words is "four billion, two hundred thirty-one million, two hundred sixteen thousand, fifty-five".