11478036678 has 16 divisors (see below), whose sum is σ = 23006310960. Its totient is φ = 3817639296.

The previous prime is 11478036677. The next prime is 11478036763. The reversal of 11478036678 is 87663087411.

It is a self number, because there is not a number n which added to its sum of digits gives 11478036678.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11478036671) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2090263 + ... + 2095746.

It is an arithmetic number, because the mean of its divisors is an integer number (1437894435).

Almost surely, 2^11478036678 is an apocalyptic number.

11478036678 is an abundant number, since it is smaller than the sum of its proper divisors (11528274282).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11478036678 is a wasteful number, since it uses less digits than its factorization.

11478036678 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4186471.

The product of its (nonzero) digits is 1354752, while the sum is 51.

The spelling of 11478036678 in words is "eleven billion, four hundred seventy-eight million, thirty-six thousand, six hundred seventy-eight".