36394243117 has 4 divisors (see below), whose sum is σ = 36402402240. Its totient is φ = 36386083996.

The previous prime is 36394243097. The next prime is 36394243163. The reversal of 36394243117 is 71134249363.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 71134249363 = 167 ⋅425953589.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36394243117 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 (36394243517) 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, 4072867 + ... + 4081792.

It is an arithmetic number, because the mean of its divisors is an integer number (9100600560).

Almost surely, 2^36394243117 is an apocalyptic number.

It is an amenable number.

36394243117 is a deficient number, since it is larger than the sum of its proper divisors (8159123).

36394243117 is an equidigital number, since it uses as much as digits as its factorization.

36394243117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8159122.

The product of its digits is 326592, while the sum is 43.

The spelling of 36394243117 in words is "thirty-six billion, three hundred ninety-four million, two hundred forty-three thousand, one hundred seventeen".