4329941645 has 8 divisors (see below), whose sum is σ = 5214422520. Its totient is φ = 3451624960.

The previous prime is 4329941641. The next prime is 4329941663. The reversal of 4329941645 is 5461499234.

It can be written as a sum of positive squares in 4 ways, for example, as 975562756 + 3354378889 = 31234^2 + 57917^2 .

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

It is not a de Polignac number, because 4329941645 - 2² = 4329941641 is a prime.

It is a super-3 number, since 3×4329941645³ (a number of 30 digits) contains 333 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4329941645.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4329941641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1539500 + ... + 1542309.

It is an arithmetic number, because the mean of its divisors is an integer number (651802815).

Almost surely, 2^4329941645 is an apocalyptic number.

It is an amenable number.

4329941645 is a deficient number, since it is larger than the sum of its proper divisors (884480875).

4329941645 is a wasteful number, since it uses less digits than its factorization.

4329941645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3082095.

The product of its digits is 933120, while the sum is 47.

The square root of 4329941645 is about 65802.2920953366. The cubic root of 4329941645 is about 1629.8989543043.

The spelling of 4329941645 in words is "four billion, three hundred twenty-nine million, nine hundred forty-one thousand, six hundred forty-five".