4636648783990 has 8 divisors (see below), whose sum is σ = 8345967811200. Its totient is φ = 1854659513592.

The previous prime is 4636648783981. The next prime is 4636648783999. The reversal of 4636648783990 is 993878466364.

It is an interprime number because it is at equal distance from previous prime (4636648783981) and next prime (4636648783999).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4636648783999) 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, 231832439190 + ... + 231832439209.

It is an arithmetic number, because the mean of its divisors is an integer number (1043245976400).

Almost surely, 2^{4636648783990} is an apocalyptic number.

4636648783990 is a deficient number, since it is larger than the sum of its proper divisors (3709319027210).

4636648783990 is a wasteful number, since it uses less digits than its factorization.

4636648783990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463664878406.

The product of its (nonzero) digits is 1128701952, while the sum is 73.

The spelling of 4636648783990 in words is "four trillion, six hundred thirty-six billion, six hundred forty-eight million, seven hundred eighty-three thousand, nine hundred ninety".