9859989094 has 16 divisors (see below), whose sum is σ = 15761392128. Its totient is φ = 4615313032.

The previous prime is 9859989079. The next prime is 9859989107. The reversal of 9859989094 is 4909899589.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2278132 + ... + 2282455.

It is an arithmetic number, because the mean of its divisors is an integer number (985087008).

Almost surely, 2^9859989094 is an apocalyptic number.

9859989094 is a gapful number since it is divisible by the number (94) formed by its first and last digit.

9859989094 is a deficient number, since it is larger than the sum of its proper divisors (5901403034).

9859989094 is a wasteful number, since it uses less digits than its factorization.

9859989094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4560659.

The product of its (nonzero) digits is 75582720, while the sum is 70.

The square root of 9859989094 is about 99297.4777826708. The cubic root of 9859989094 is about 2144.3325837078.

The spelling of 9859989094 in words is "nine billion, eight hundred fifty-nine million, nine hundred eighty-nine thousand, ninety-four".