11110421590 has 8 divisors (see below), whose sum is σ = 19998758880. Its totient is φ = 4444168632.

The previous prime is 11110421527. The next prime is 11110421617. The reversal of 11110421590 is 9512401111.

11110421590 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

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 3 ways as a sum of consecutive naturals, for example, 555521070 + ... + 555521089.

It is an arithmetic number, because the mean of its divisors is an integer number (2499844860).

Almost surely, 2^11110421590 is an apocalyptic number.

11110421590 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11110421590 is a deficient number, since it is larger than the sum of its proper divisors (8888337290).

11110421590 is a wasteful number, since it uses less digits than its factorization.

11110421590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111042166.

The product of its (nonzero) digits is 360, while the sum is 25.

The spelling of 11110421590 in words is "eleven billion, one hundred ten million, four hundred twenty-one thousand, five hundred ninety".