11378270138 has 32 divisors (see below), whose sum is σ = 17679513600. Its totient is φ = 5489017344.

The previous prime is 11378270129. The next prime is 11378270171. The reversal of 11378270138 is 83107287311.

It is a junction number, because it is equal to n+sod(n) for n = 11378270095 and 11378270104.

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 in 15 ways as a sum of consecutive naturals, for example, 2450423 + ... + 2455061.

It is an arithmetic number, because the mean of its divisors is an integer number (552484800).

Almost surely, 2^11378270138 is an apocalyptic number.

11378270138 is a deficient number, since it is larger than the sum of its proper divisors (6301243462).

11378270138 is a wasteful number, since it uses less digits than its factorization.

11378270138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5054.

The product of its (nonzero) digits is 56448, while the sum is 41.

The spelling of 11378270138 in words is "eleven billion, three hundred seventy-eight million, two hundred seventy thousand, one hundred thirty-eight".