11268842738 has 4 divisors (see below), whose sum is σ = 16903264110. Its totient is φ = 5634421368.

The previous prime is 11268842737. The next prime is 11268842749. The reversal of 11268842738 is 83724886211.

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., 8485541689 + 2783301049 = 92117^2 + 52757^2 .

It is not an unprimeable number, because it can be changed into a prime (11268842737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2817210683 + ... + 2817210686.

Almost surely, 2^11268842738 is an apocalyptic number.

11268842738 is a deficient number, since it is larger than the sum of its proper divisors (5634421372).

11268842738 is an equidigital number, since it uses as much as digits as its factorization.

11268842738 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5634421371.

The product of its digits is 1032192, while the sum is 50.

The spelling of 11268842738 in words is "eleven billion, two hundred sixty-eight million, eight hundred forty-two thousand, seven hundred thirty-eight".