36185340646 has 16 divisors (see below), whose sum is σ = 66803706144. Its totient is φ = 14315079744.

The previous prime is 36185340551. The next prime is 36185340677. The reversal of 36185340646 is 64604358163.

36185340646 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 36185340596 and 36185340605.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 99410095 + ... + 99410458.

It is an arithmetic number, because the mean of its divisors is an integer number (4175231634).

Almost surely, 2^36185340646 is an apocalyptic number.

36185340646 is a deficient number, since it is larger than the sum of its proper divisors (30618365498).

36185340646 is a wasteful number, since it uses less digits than its factorization.

36185340646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198820575.

The product of its (nonzero) digits is 1244160, while the sum is 46.

The spelling of 36185340646 in words is "thirty-six billion, one hundred eighty-five million, three hundred forty thousand, six hundred forty-six".