11165117998390 has 16 divisors (see below), whose sum is σ = 20790219721680. Its totient is φ = 4312045571680.

The previous prime is 11165117998373. The next prime is 11165117998393. The reversal of 11165117998390 is 9389971156111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11165117998393) 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, 19250203156 + ... + 19250203735.

It is an arithmetic number, because the mean of its divisors is an integer number (1299388732605).

Almost surely, 2^{11165117998390} is an apocalyptic number.

11165117998390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11165117998390 is a deficient number, since it is larger than the sum of its proper divisors (9625101723290).

11165117998390 is a wasteful number, since it uses less digits than its factorization.

11165117998390 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38500406927.

The product of its (nonzero) digits is 3674160, while the sum is 61.

The spelling of 11165117998390 in words is "eleven trillion, one hundred sixty-five billion, one hundred seventeen million, nine hundred ninety-eight thousand, three hundred ninety".