36643305343 has 4 divisors (see below), whose sum is σ = 36652819528. Its totient is φ = 36633791160.

The previous prime is 36643305287. The next prime is 36643305359. The reversal of 36643305343 is 34350334663.

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 36643305343 - 2¹³ = 36643297151 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36643305296 and 36643305305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36643305043) 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, 4751313 + ... + 4759018.

It is an arithmetic number, because the mean of its divisors is an integer number (9163204882).

Almost surely, 2^36643305343 is an apocalyptic number.

36643305343 is a deficient number, since it is larger than the sum of its proper divisors (9514185).

36643305343 is an equidigital number, since it uses as much as digits as its factorization.

36643305343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9514184.

The product of its (nonzero) digits is 699840, while the sum is 40.

The spelling of 36643305343 in words is "thirty-six billion, six hundred forty-three million, three hundred five thousand, three hundred forty-three".