4365221055 has 32 divisors (see below), whose sum is σ = 7526421504. Its totient is φ = 2147657856.

The previous prime is 4365221017. The next prime is 4365221057. The reversal of 4365221055 is 5501225634.

It is not a de Polignac number, because 4365221055 - 2⁸ = 4365220799 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4365221057) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 342202 + ... + 354728.

It is an arithmetic number, because the mean of its divisors is an integer number (235200672).

Almost surely, 2^4365221055 is an apocalyptic number.

4365221055 is a deficient number, since it is larger than the sum of its proper divisors (3161200449).

4365221055 is a wasteful number, since it uses less digits than its factorization.

4365221055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14335.

The product of its (nonzero) digits is 36000, while the sum is 33.

The square root of 4365221055 is about 66069.8195472032. The cubic root of 4365221055 is about 1634.3136716687.

Adding to 4365221055 its reverse (5501225634), we get a palindrome (9866446689).

The spelling of 4365221055 in words is "four billion, three hundred sixty-five million, two hundred twenty-one thousand, fifty-five".