4643136313465 has 8 divisors (see below), whose sum is σ = 6000360774408. Its totient is φ = 3428777585280.

The previous prime is 4643136313399. The next prime is 4643136313477. The reversal of 4643136313465 is 5643136313464.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 149741137296 + 4493395176169 = 386964^2 + 2119763^2 .

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

It is not a de Polignac number, because 4643136313465 - 2⁷ = 4643136313337 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35716433116 + ... + 35716433245.

It is an arithmetic number, because the mean of its divisors is an integer number (750045096801).

Almost surely, 2^{4643136313465} is an apocalyptic number.

It is an amenable number.

4643136313465 is a deficient number, since it is larger than the sum of its proper divisors (1357224460943).

4643136313465 is a wasteful number, since it uses less digits than its factorization.

4643136313465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71432866379.

The product of its digits is 5598720, while the sum is 49.

Subtracting 4643136313465 from its reverse (5643136313464), we obtain a palindrome (999999999999).

The spelling of 4643136313465 in words is "four trillion, six hundred forty-three billion, one hundred thirty-six million, three hundred thirteen thousand, four hundred sixty-five".