11386776442 has 4 divisors (see below), whose sum is σ = 17080164666. Its totient is φ = 5693388220.

The previous prime is 11386776389. The next prime is 11386776481. The reversal of 11386776442 is 24467768311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 9915977241 + 1470799201 = 99579^2 + 38351^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2846694109 + ... + 2846694112.

Almost surely, 2^11386776442 is an apocalyptic number.

11386776442 is a deficient number, since it is larger than the sum of its proper divisors (5693388224).

11386776442 is an equidigital number, since it uses as much as digits as its factorization.

11386776442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5693388223.

The product of its digits is 1354752, while the sum is 49.

The spelling of 11386776442 in words is "eleven billion, three hundred eighty-six million, seven hundred seventy-six thousand, four hundred forty-two".