36779894717449 has 27 divisors (see below), whose sum is σ = 39954102801813. Its totient is φ = 33842454557184.

The previous prime is 36779894717437. The next prime is 36779894717521. The reversal of 36779894717449 is 94471749897763.

The square root of 36779894717449 is 6064643.

It is a perfect power (a square), and thus also a powerful number.

36779894717449 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 2780873084025 + 33999021633424 = 1667595^2 + 5830868^2 .

It is not a de Polignac number, because 36779894717449 - 2¹⁷ = 36779894586377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36779894717149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 35399320672 + ... + 35399321710.

Almost surely, 2^{36779894717449} is an apocalyptic number.

36779894717449 is the 6064643-rd square number.

36779894717449 is the 3032322-nd centered octagonal number.

It is an amenable number.

36779894717449 is a deficient number, since it is larger than the sum of its proper divisors (3174208084364).

36779894717449 is an frugal number, since it uses more digits than its factorization.

36779894717449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3002 (or 1501 counting only the distinct ones).

The product of its digits is 16131032064, while the sum is 85.

The spelling of 36779894717449 in words is "thirty-six trillion, seven hundred seventy-nine billion, eight hundred ninety-four million, seven hundred seventeen thousand, four hundred forty-nine".