4215250055 has 4 divisors (see below), whose sum is σ = 5058300072. Its totient is φ = 3372200040.

The previous prime is 4215250033. The next prime is 4215250063. The reversal of 4215250055 is 5500525124.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 4215250055 - 2²⁰ = 4214201479 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 3 ways as a sum of consecutive naturals, for example, 421525001 + ... + 421525010.

It is an arithmetic number, because the mean of its divisors is an integer number (1264575018).

Almost surely, 2^4215250055 is an apocalyptic number.

4215250055 is a deficient number, since it is larger than the sum of its proper divisors (843050017).

4215250055 is an equidigital number, since it uses as much as digits as its factorization.

4215250055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 843050016.

The product of its (nonzero) digits is 10000, while the sum is 29.

The square root of 4215250055 is about 64924.9571043370. The cubic root of 4215250055 is about 1615.3790552070.

Adding to 4215250055 its reverse (5500525124), we get a palindrome (9715775179).

The spelling of 4215250055 in words is "four billion, two hundred fifteen million, two hundred fifty thousand, fifty-five".