109885288994 has 8 divisors (see below), whose sum is σ = 177507005340. Its totient is φ = 50716287216.

The previous prime is 109885288979. The next prime is 109885289009. The reversal of 109885288994 is 499882588901.

It is an interprime number because it is at equal distance from previous prime (109885288979) and next prime (109885289009).

It can be written as a sum of positive squares in 2 ways, for example, as 109359183025 + 526105969 = 330695^2 + 22937^2 .

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

It is a Curzon 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, 2113178609 + ... + 2113178660.

Almost surely, 2^109885288994 is an apocalyptic number.

109885288994 is a deficient number, since it is larger than the sum of its proper divisors (67621716346).

109885288994 is a wasteful number, since it uses less digits than its factorization.

109885288994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4226357284.

The product of its (nonzero) digits is 119439360, while the sum is 71.

The spelling of 109885288994 in words is "one hundred nine billion, eight hundred eighty-five million, two hundred eighty-eight thousand, nine hundred ninety-four".