11436394078 has 16 divisors (see below), whose sum is σ = 17932124160. Its totient is φ = 5463689400.

The previous prime is 11436394049. The next prime is 11436394097. The reversal of 11436394078 is 87049363411.

11436394078 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11436394078² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1162558 + ... + 1172353.

It is an arithmetic number, because the mean of its divisors is an integer number (1120757760).

Almost surely, 2^11436394078 is an apocalyptic number.

11436394078 is a deficient number, since it is larger than the sum of its proper divisors (6495730082).

11436394078 is a wasteful number, since it uses less digits than its factorization.

11436394078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2335023.

The product of its (nonzero) digits is 435456, while the sum is 46.

The spelling of 11436394078 in words is "eleven billion, four hundred thirty-six million, three hundred ninety-four thousand, seventy-eight".