11308892618 has 4 divisors (see below), whose sum is σ = 16963338930. Its totient is φ = 5654446308.

The previous prime is 11308892611. The next prime is 11308892641. The reversal of 11308892618 is 81629880311.

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., 6661334689 + 4647557929 = 81617^2 + 68173^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11308892611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2827223153 + ... + 2827223156.

Almost surely, 2^11308892618 is an apocalyptic number.

11308892618 is a deficient number, since it is larger than the sum of its proper divisors (5654446312).

11308892618 is an equidigital number, since it uses as much as digits as its factorization.

11308892618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5654446311.

The product of its (nonzero) digits is 165888, while the sum is 47.

The spelling of 11308892618 in words is "eleven billion, three hundred eight million, eight hundred ninety-two thousand, six hundred eighteen".