36343934399 has 4 divisors (see below), whose sum is σ = 36348952536. Its totient is φ = 36338916264.

The previous prime is 36343934377. The next prime is 36343934423. The reversal of 36343934399 is 99343934363.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36343934399 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 (36343934339) 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, 2498189 + ... + 2512694.

It is an arithmetic number, because the mean of its divisors is an integer number (9087238134).

Almost surely, 2^36343934399 is an apocalyptic number.

36343934399 is a deficient number, since it is larger than the sum of its proper divisors (5018137).

36343934399 is an equidigital number, since it uses as much as digits as its factorization.

36343934399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5018136.

The product of its digits is 17006112, while the sum is 56.

The spelling of 36343934399 in words is "thirty-six billion, three hundred forty-three million, nine hundred thirty-four thousand, three hundred ninety-nine".