11278078141226 has 32 divisors (see below), whose sum is σ = 18249076636560. Its totient is φ = 5196516950016.

The previous prime is 11278078141223. The next prime is 11278078141237. The reversal of 11278078141226 is 62214187087211.

It is a Cunningham number, because it is equal to 3358285²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 4412373319225 + 6865704822001 = 2100565^2 + 2620249^2 .

It is not an unprimeable number, because it can be changed into a prime (11278078141223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53017910 + ... + 53230206.

Almost surely, 2^{11278078141226} is an apocalyptic number.

11278078141226 is a deficient number, since it is larger than the sum of its proper divisors (6970998495334).

11278078141226 is a wasteful number, since it uses less digits than its factorization.

11278078141226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 215738.

The product of its (nonzero) digits is 602112, while the sum is 50.

The spelling of 11278078141226 in words is "eleven trillion, two hundred seventy-eight billion, seventy-eight million, one hundred forty-one thousand, two hundred twenty-six".