4642635499 has 2 divisors, whose sum is σ = 4642635500. Its totient is φ = 4642635498.

The previous prime is 4642635497. The next prime is 4642635551. The reversal of 4642635499 is 9945362464.

It is a happy number.

It is an a-pointer prime, because the next prime (4642635551) can be obtained adding 4642635499 to its sum of digits (52).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4642635499 - 2¹ = 4642635497 is a prime.

Together with 4642635497, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4642635497) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2321317749 + 2321317750.

It is an arithmetic number, because the mean of its divisors is an integer number (2321317750).

Almost surely, 2^4642635499 is an apocalyptic number.

4642635499 is a deficient number, since it is larger than the sum of its proper divisors (1).

4642635499 is an equidigital number, since it uses as much as digits as its factorization.

4642635499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5598720, while the sum is 52.

The square root of 4642635499 is about 68136.8879462513. The cubic root of 4642635499 is about 1668.2259117890.

The spelling of 4642635499 in words is "four billion, six hundred forty-two million, six hundred thirty-five thousand, four hundred ninety-nine".