36343993405 has 8 divisors (see below), whose sum is σ = 46178250552. Its totient is φ = 27364889088.

The previous prime is 36343993397. The next prime is 36343993423. The reversal of 36343993405 is 50439934363.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 5784058809 + 30559934596 = 76053^2 + 174814^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 36343993405 - 2³ = 36343993397 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 213788112 + ... + 213788281.

It is an arithmetic number, because the mean of its divisors is an integer number (5772281319).

Almost surely, 2^36343993405 is an apocalyptic number.

It is an amenable number.

36343993405 is a deficient number, since it is larger than the sum of its proper divisors (9834257147).

36343993405 is a wasteful number, since it uses less digits than its factorization.

36343993405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427576415.

The product of its (nonzero) digits is 3149280, while the sum is 49.

The spelling of 36343993405 in words is "thirty-six billion, three hundred forty-three million, nine hundred ninety-three thousand, four hundred five".