36540642041 has 4 divisors (see below), whose sum is σ = 38129365632. Its totient is φ = 34951918452.

The previous prime is 36540642001. The next prime is 36540642049. The reversal of 36540642041 is 14024604563.

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.

It is a cyclic number.

It is not a de Polignac number, because 36540642041 - 2¹⁰ = 36540641017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36540641992 and 36540642010.

It is not an unprimeable number, because it can be changed into a prime (36540642049) 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, 794361761 + ... + 794361806.

It is an arithmetic number, because the mean of its divisors is an integer number (9532341408).

Almost surely, 2^36540642041 is an apocalyptic number.

It is an amenable number.

36540642041 is a deficient number, since it is larger than the sum of its proper divisors (1588723591).

36540642041 is a wasteful number, since it uses less digits than its factorization.

36540642041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588723590.

The product of its (nonzero) digits is 69120, while the sum is 35.

The spelling of 36540642041 in words is "thirty-six billion, five hundred forty million, six hundred forty-two thousand, forty-one".