4639291662343 has 16 divisors (see below), whose sum is σ = 5197935640576. Its totient is φ = 4111648218720.

The previous prime is 4639291662337. The next prime is 4639291662349. The reversal of 4639291662343 is 3432661929364.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (4639291662337) and next prime (4639291662349).

It is a cyclic number.

It is not a de Polignac number, because 4639291662343 - 2²¹ = 4639289565191 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4639291662349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45271221 + ... + 45373582.

It is an arithmetic number, because the mean of its divisors is an integer number (324870977536).

Almost surely, 2^{4639291662343} is an apocalyptic number.

4639291662343 is a deficient number, since it is larger than the sum of its proper divisors (558643978233).

4639291662343 is a wasteful number, since it uses less digits than its factorization.

4639291662343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90644974.

The product of its digits is 30233088, while the sum is 58.

The spelling of 4639291662343 in words is "four trillion, six hundred thirty-nine billion, two hundred ninety-one million, six hundred sixty-two thousand, three hundred forty-three".