4340065641 has 4 divisors (see below), whose sum is σ = 5786754192. Its totient is φ = 2893377092.

The previous prime is 4340065579. The next prime is 4340065651. The reversal of 4340065641 is 1465600434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4340065641 - 2¹⁸ = 4339803497 is a prime.

It is not an unprimeable number, because it can be changed into a prime (4340065651) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 723344271 + ... + 723344276.

It is an arithmetic number, because the mean of its divisors is an integer number (1446688548).

Almost surely, 2^4340065641 is an apocalyptic number.

It is an amenable number.

4340065641 is a deficient number, since it is larger than the sum of its proper divisors (1446688551).

4340065641 is a wasteful number, since it uses less digits than its factorization.

4340065641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1446688550.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 4340065641 is about 65879.1745622241. The cubic root of 4340065641 is about 1631.1682744570.

The spelling of 4340065641 in words is "four billion, three hundred forty million, sixty-five thousand, six hundred forty-one".