4646328236399 has 4 divisors (see below), whose sum is σ = 4666269559536. Its totient is φ = 4626386913264.

The previous prime is 4646328236393. The next prime is 4646328236413. The reversal of 4646328236399 is 9936328236464.

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 4646328236399 - 2³⁶ = 4577608759663 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 (4646328236393) 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, 9970661219 + ... + 9970661684.

It is an arithmetic number, because the mean of its divisors is an integer number (1166567389884).

Almost surely, 2^{4646328236399} is an apocalyptic number.

4646328236399 is a deficient number, since it is larger than the sum of its proper divisors (19941323137).

4646328236399 is a wasteful number, since it uses less digits than its factorization.

4646328236399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19941323136.

The product of its digits is 241864704, while the sum is 65.

Adding to 4646328236399 its sum of digits (65), we get a palindrome (4646328236464).

The spelling of 4646328236399 in words is "four trillion, six hundred forty-six billion, three hundred twenty-eight million, two hundred thirty-six thousand, three hundred ninety-nine".