4665634538 has 8 divisors (see below), whose sum is σ = 6998829888. Its totient is φ = 2332691244.

The previous prime is 4665634537. The next prime is 4665634541. The reversal of 4665634538 is 8354365664.

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

It is not an unprimeable number, because it can be changed into a prime (4665634537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6656 + ... + 96827.

It is an arithmetic number, because the mean of its divisors is an integer number (874853736).

Almost surely, 2^4665634538 is an apocalyptic number.

4665634538 is a deficient number, since it is larger than the sum of its proper divisors (2333195350).

4665634538 is a wasteful number, since it uses less digits than its factorization.

4665634538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126028.

The product of its digits is 6220800, while the sum is 50.

The square root of 4665634538 is about 68305.4502803400. The cubic root of 4665634538 is about 1670.9761033208.

The spelling of 4665634538 in words is "four billion, six hundred sixty-five million, six hundred thirty-four thousand, five hundred thirty-eight".