11377378603369 has 9 divisors (see below), whose sum is σ = 11516390365053. Its totient is φ = 11240025163692.

The previous prime is 11377378603343. The next prime is 11377378603411. The reversal of 11377378603369 is 96330687377311.

The square root of 11377378603369 is 3373037.

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

It is not a de Polignac number, because 11377378603369 - 2¹¹ = 11377378601321 is a prime.

It is a super-2 number, since 2×11377378603369² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11377378603369.

It is not an unprimeable number, because it can be changed into a prime (11377378603309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 279941752 + ... + 279982390.

Almost surely, 2^{11377378603369} is an apocalyptic number.

11377378603369 is the 3373037-th square number.

11377378603369 is the 1686519-th centered octagonal number.

It is an amenable number.

11377378603369 is a deficient number, since it is larger than the sum of its proper divisors (139011761684).

11377378603369 is an frugal number, since it uses more digits than its factorization.

11377378603369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81444 (or 40722 counting only the distinct ones).

The product of its (nonzero) digits is 72013536, while the sum is 64.

Multiplying 11377378603369 by its sum of digits (64), we get a square (728152230615616 = 26984296²).

The spelling of 11377378603369 in words is "eleven trillion, three hundred seventy-seven billion, three hundred seventy-eight million, six hundred three thousand, three hundred sixty-nine".