11318938490 has 16 divisors (see below), whose sum is σ = 20376195840. Its totient is φ = 4527107280.

The previous prime is 11318938483. The next prime is 11318938517. The reversal of 11318938490 is 9483981311.

11318938490 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 53195 + ... + 159585.

It is an arithmetic number, because the mean of its divisors is an integer number (1273512240).

Almost surely, 2^11318938490 is an apocalyptic number.

11318938490 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a pronic number, being equal to 106390×106391.

11318938490 is a deficient number, since it is larger than the sum of its proper divisors (9057257350).

11318938490 is a wasteful number, since it uses less digits than its factorization.

11318938490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117037.

The product of its (nonzero) digits is 186624, while the sum is 47.

The spelling of 11318938490 in words is "eleven billion, three hundred eighteen million, nine hundred thirty-eight thousand, four hundred ninety".