36180920439 has 24 divisors (see below), whose sum is σ = 52438578192. Its totient is φ = 24038945280.

The previous prime is 36180920407. The next prime is 36180920467. The reversal of 36180920439 is 93402908163.

It is a happy number.

36180920439 is a `hidden beast` number, since 3 + 618 + 0 + 9 + 20 + 4 + 3 + 9 = 666.

It is not a de Polignac number, because 36180920439 - 2⁵ = 36180920407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 36180920394 and 36180920403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36180922439) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3516807 + ... + 3527079.

It is an arithmetic number, because the mean of its divisors is an integer number (2184940758).

Almost surely, 2^36180920439 is an apocalyptic number.

36180920439 is a deficient number, since it is larger than the sum of its proper divisors (16257657753).

36180920439 is a wasteful number, since it uses less digits than its factorization.

36180920439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11567 (or 11564 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The spelling of 36180920439 in words is "thirty-six billion, one hundred eighty million, nine hundred twenty thousand, four hundred thirty-nine".