11167778390 has 16 divisors (see below), whose sum is σ = 21160001520. Its totient is φ = 4232000160.

The previous prime is 11167778389. The next prime is 11167778407. The reversal of 11167778390 is 9387776111.

11167778390 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 29388701 + ... + 29389080.

It is an arithmetic number, because the mean of its divisors is an integer number (1322500095).

Almost surely, 2^11167778390 is an apocalyptic number.

11167778390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11167778390 is a deficient number, since it is larger than the sum of its proper divisors (9992223130).

11167778390 is a wasteful number, since it uses less digits than its factorization.

11167778390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58777807.

The product of its (nonzero) digits is 444528, while the sum is 50.

The spelling of 11167778390 in words is "eleven billion, one hundred sixty-seven million, seven hundred seventy-eight thousand, three hundred ninety".