36434385247 has 4 divisors (see below), whose sum is σ = 39237030280. Its totient is φ = 33631740216.

The previous prime is 36434385223. The next prime is 36434385271. The reversal of 36434385247 is 74258343463.

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

It is an interprime number because it is at equal distance from previous prime (36434385223) and next prime (36434385271).

It is a cyclic number.

It is not a de Polignac number, because 36434385247 - 2²³ = 36425996639 is a prime.

It is a super-2 number, since 2×36434385247² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36434385247.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36434385287) 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, 1401322497 + ... + 1401322522.

It is an arithmetic number, because the mean of its divisors is an integer number (9809257570).

Almost surely, 2^36434385247 is an apocalyptic number.

36434385247 is a deficient number, since it is larger than the sum of its proper divisors (2802645033).

36434385247 is a wasteful number, since it uses less digits than its factorization.

36434385247 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2802645032.

The product of its digits is 5806080, while the sum is 49.

The spelling of 36434385247 in words is "thirty-six billion, four hundred thirty-four million, three hundred eighty-five thousand, two hundred forty-seven".