4220250555 has 32 divisors (see below), whose sum is σ = 6959462400. Its totient is φ = 2182660992.

The previous prime is 4220250509. The next prime is 4220250563. The reversal of 4220250555 is 5550520224.

It is not a de Polignac number, because 4220250555 - 2⁸ = 4220250299 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49386 + ... + 104304.

It is an arithmetic number, because the mean of its divisors is an integer number (217483200).

Almost surely, 2^4220250555 is an apocalyptic number.

4220250555 is a deficient number, since it is larger than the sum of its proper divisors (2739211845).

4220250555 is a wasteful number, since it uses less digits than its factorization.

4220250555 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55083.

The product of its (nonzero) digits is 20000, while the sum is 30.

The square root of 4220250555 is about 64963.4555346312. The cubic root of 4220250555 is about 1616.0175709774.

Adding to 4220250555 its reverse (5550520224), we get a palindrome (9770770779).

The spelling of 4220250555 in words is "four billion, two hundred twenty million, two hundred fifty thousand, five hundred fifty-five".