3430618643 has 4 divisors (see below), whose sum is σ = 3433691040. Its totient is φ = 3427546248.

The previous prime is 3430618603. The next prime is 3430618673. The reversal of 3430618643 is 3468160343.

3430618643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3468160343 = 137 ⋅25315039.

It is a cyclic number.

It is not a de Polignac number, because 3430618643 - 2⁶ = 3430618579 is a prime.

It is a super-2 number, since 2×3430618643² = 23538288547398322898, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3430618597 and 3430618606.

It is not an unprimeable number, because it can be changed into a prime (3430618603) 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, 1534523 + ... + 1536756.

It is an arithmetic number, because the mean of its divisors is an integer number (858422760).

Almost surely, 2^3430618643 is an apocalyptic number.

3430618643 is a deficient number, since it is larger than the sum of its proper divisors (3072397).

3430618643 is a wasteful number, since it uses less digits than its factorization.

3430618643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3072396.

The product of its (nonzero) digits is 124416, while the sum is 38.

The square root of 3430618643 is about 58571.4831893474. The cubic root of 3430618643 is about 1508.1949460031.

Adding to 3430618643 its reverse (3468160343), we get a palindrome (6898778986).

The spelling of 3430618643 in words is "three billion, four hundred thirty million, six hundred eighteen thousand, six hundred forty-three".