36520777218 has 16 divisors (see below), whose sum is σ = 73711661760. Its totient is φ = 12061907856.

The previous prime is 36520777207. The next prime is 36520777253. The reversal of 36520777218 is 81277702563.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27920430 + ... + 27921737.

It is an arithmetic number, because the mean of its divisors is an integer number (4606978860).

Almost surely, 2^36520777218 is an apocalyptic number.

36520777218 is an abundant number, since it is smaller than the sum of its proper divisors (37190884542).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36520777218 is a wasteful number, since it uses less digits than its factorization.

36520777218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55842281.

The product of its (nonzero) digits is 987840, while the sum is 48.

The spelling of 36520777218 in words is "thirty-six billion, five hundred twenty million, seven hundred seventy-seven thousand, two hundred eighteen".