36139291816947 has 8 divisors (see below), whose sum is σ = 52566242642880. Its totient is φ = 21902601101160.

The previous prime is 36139291816933. The next prime is 36139291816981. The reversal of 36139291816947 is 74961819293163.

It is a happy number.

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

It is not a de Polignac number, because 36139291816947 - 2³⁰ = 36138218075123 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36139291816987) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 547565027497 + ... + 547565027562.

It is an arithmetic number, because the mean of its divisors is an integer number (6570780330360).

Almost surely, 2^{36139291816947} is an apocalyptic number.

36139291816947 is a deficient number, since it is larger than the sum of its proper divisors (16426950825933).

36139291816947 is a wasteful number, since it uses less digits than its factorization.

36139291816947 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1095130055073.

The product of its digits is 105815808, while the sum is 69.

The spelling of 36139291816947 in words is "thirty-six trillion, one hundred thirty-nine billion, two hundred ninety-one million, eight hundred sixteen thousand, nine hundred forty-seven".