36231065617 has 4 divisors (see below), whose sum is σ = 36233712640. Its totient is φ = 36228418596.

The previous prime is 36231065609. The next prime is 36231065623. The reversal of 36231065617 is 71656013263.

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: 71656013263 = 83 ⋅863325461.

It is a cyclic number.

It is not a de Polignac number, because 36231065617 - 2³ = 36231065609 is a prime.

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 36231065617.

It is not an unprimeable number, because it can be changed into a prime (36231065687) 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, 1302873 + ... + 1330390.

It is an arithmetic number, because the mean of its divisors is an integer number (9058428160).

Almost surely, 2^36231065617 is an apocalyptic number.

It is an amenable number.

36231065617 is a deficient number, since it is larger than the sum of its proper divisors (2647023).

36231065617 is a wasteful number, since it uses less digits than its factorization.

36231065617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2647022.

The product of its (nonzero) digits is 136080, while the sum is 40.

The spelling of 36231065617 in words is "thirty-six billion, two hundred thirty-one million, sixty-five thousand, six hundred seventeen".