11899755396 has 27 divisors (see below), whose sum is σ = 30081591813. Its totient is φ = 3966366960.

The previous prime is 11899755383. The next prime is 11899755403. The reversal of 11899755396 is 69355799811.

The square root of 11899755396 is 109086.

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

11899755396 is a `hidden beast` number, since 1 + 1 + 8 + 9 + 97 + 5 + 539 + 6 = 666.

11899755396 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 only one way, i.e., 11317980996 + 581774400 = 106386^2 + 24120^2 .

It is a super-2 number, since 2×11899755396² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

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, 645426 + ... + 663606.

Almost surely, 2^11899755396 is an apocalyptic number.

11899755396 is the 109086-th square number.

It is an amenable number.

11899755396 is an abundant number, since it is smaller than the sum of its proper divisors (18181836417).

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

11899755396 is an frugal number, since it uses more digits than its factorization.

11899755396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36372 (or 18186 counting only the distinct ones).

The product of its digits is 18370800, while the sum is 63.

The spelling of 11899755396 in words is "eleven billion, eight hundred ninety-nine million, seven hundred fifty-five thousand, three hundred ninety-six".