36780777344 has 16 divisors (see below), whose sum is σ = 73274205120. Its totient is φ = 18390388608.

The previous prime is 36780777281. The next prime is 36780777347. The reversal of 36780777344 is 44377708763.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 36780777344.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36780777347) by changing a digit.

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 as a sum of consecutive naturals, namely, 143674784 + ... + 143675039.

It is an arithmetic number, because the mean of its divisors is an integer number (4579637820).

Almost surely, 2^36780777344 is an apocalyptic number.

It is an amenable number.

36780777344 is a deficient number, since it is larger than the sum of its proper divisors (36493427776).

36780777344 is an equidigital number, since it uses as much as digits as its factorization.

36780777344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287349837 (or 287349825 counting only the distinct ones).

The product of its (nonzero) digits is 16595712, while the sum is 56.

The spelling of 36780777344 in words is "thirty-six billion, seven hundred eighty million, seven hundred seventy-seven thousand, three hundred forty-four".