9849118887 has 16 divisors (see below), whose sum is σ = 14901742080. Its totient is φ = 6426374616.

The previous prime is 9849118883. The next prime is 9849118891. The reversal of 9849118887 is 7888119489.

It is an interprime number because it is at equal distance from previous prime (9849118883) and next prime (9849118891).

It is not a de Polignac number, because 9849118887 - 2² = 9849118883 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9849118883) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3879393 + ... + 3881930.

It is an arithmetic number, because the mean of its divisors is an integer number (931358880).

Almost surely, 2^9849118887 is an apocalyptic number.

9849118887 is a deficient number, since it is larger than the sum of its proper divisors (5052623193).

9849118887 is a wasteful number, since it uses less digits than its factorization.

9849118887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7761379 (or 7761373 counting only the distinct ones).

The product of its digits is 9289728, while the sum is 63.

The square root of 9849118887 is about 99242.7271239560. The cubic root of 9849118887 is about 2143.5442829658.

The spelling of 9849118887 in words is "nine billion, eight hundred forty-nine million, one hundred eighteen thousand, eight hundred eighty-seven".