4112221645 has 8 divisors (see below), whose sum is σ = 5639618304. Its totient is φ = 2819809104.

The previous prime is 4112221643. The next prime is 4112221651. The reversal of 4112221645 is 5461222114.

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

It is not a de Polignac number, because 4112221645 - 2¹ = 4112221643 is a prime.

It is a super-3 number, since 3×4112221645³ (a number of 30 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4112221643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58745989 + ... + 58746058.

It is an arithmetic number, because the mean of its divisors is an integer number (704952288).

Almost surely, 2^4112221645 is an apocalyptic number.

It is an amenable number.

4112221645 is a deficient number, since it is larger than the sum of its proper divisors (1527396659).

4112221645 is a wasteful number, since it uses less digits than its factorization.

4112221645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117492059.

The product of its digits is 3840, while the sum is 28.

The square root of 4112221645 is about 64126.6063736418. The cubic root of 4112221645 is about 1602.1094111277.

Adding to 4112221645 its reverse (5461222114), we get a palindrome (9573443759).

The spelling of 4112221645 in words is "four billion, one hundred twelve million, two hundred twenty-one thousand, six hundred forty-five".