4640633135 has 4 divisors (see below), whose sum is σ = 5568759768. Its totient is φ = 3712506504.

The previous prime is 4640633077. The next prime is 4640633147. The reversal of 4640633135 is 5313360464.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4640633135 - 2¹⁸ = 4640370991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4640633095 and 4640633104.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 464063309 + ... + 464063318.

It is an arithmetic number, because the mean of its divisors is an integer number (1392189942).

Almost surely, 2^4640633135 is an apocalyptic number.

4640633135 is a deficient number, since it is larger than the sum of its proper divisors (928126633).

4640633135 is an equidigital number, since it uses as much as digits as its factorization.

4640633135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928126632.

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 4640633135 is about 68122.1926761023. The cubic root of 4640633135 is about 1667.9860425838.

Adding to 4640633135 its reverse (5313360464), we get a palindrome (9953993599).

The spelling of 4640633135 in words is "four billion, six hundred forty million, six hundred thirty-three thousand, one hundred thirty-five".