4626136643 has 8 divisors (see below), whose sum is σ = 4644774288. Its totient is φ = 4607522784.

The previous prime is 4626136609. The next prime is 4626136649. The reversal of 4626136643 is 3466316264.

4626136643 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 4626136643 - 2¹⁴ = 4626120259 is a prime.

It is a super-2 number, since 2×4626136643² = 42802280479414618898, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 4626136643.

It is not an unprimeable number, because it can be changed into a prime (4626136649) 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, 453305 + ... + 463397.

It is an arithmetic number, because the mean of its divisors is an integer number (580596786).

Almost surely, 2^4626136643 is an apocalyptic number.

4626136643 is a deficient number, since it is larger than the sum of its proper divisors (18637645).

4626136643 is a wasteful number, since it uses less digits than its factorization.

4626136643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11893.

The product of its digits is 373248, while the sum is 41.

The square root of 4626136643 is about 68015.7087958363. The cubic root of 4626136643 is about 1666.2474028106.

The spelling of 4626136643 in words is "four billion, six hundred twenty-six million, one hundred thirty-six thousand, six hundred forty-three".