10985471494 has 4 divisors (see below), whose sum is σ = 16478207244. Its totient is φ = 5492735746.

The previous prime is 10985471473. The next prime is 10985471507. The reversal of 10985471494 is 49417458901.

10985471494 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two 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 as a sum of consecutive naturals, namely, 2746367872 + ... + 2746367875.

It is an arithmetic number, because the mean of its divisors is an integer number (4119551811).

Almost surely, 2^10985471494 is an apocalyptic number.

10985471494 is a deficient number, since it is larger than the sum of its proper divisors (5492735750).

10985471494 is an equidigital number, since it uses as much as digits as its factorization.

10985471494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5492735749.

The product of its (nonzero) digits is 1451520, while the sum is 52.

The spelling of 10985471494 in words is "ten billion, nine hundred eighty-five million, four hundred seventy-one thousand, four hundred ninety-four".