9985102755 has 8 divisors (see below), whose sum is σ = 15976164432. Its totient is φ = 5325388128.

The previous prime is 9985102753. The next prime is 9985102783. The reversal of 9985102755 is 5572015899.

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

It is not a de Polignac number, because 9985102755 - 2¹ = 9985102753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9985102698 and 9985102707.

It is not an unprimeable number, because it can be changed into a prime (9985102753) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332836744 + ... + 332836773.

It is an arithmetic number, because the mean of its divisors is an integer number (1997020554).

Almost surely, 2^9985102755 is an apocalyptic number.

9985102755 is a deficient number, since it is larger than the sum of its proper divisors (5991061677).

9985102755 is a wasteful number, since it uses less digits than its factorization.

9985102755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 665673525.

The product of its (nonzero) digits is 1134000, while the sum is 51.

The square root of 9985102755 is about 99925.4860133290. The cubic root of 9985102755 is about 2153.3643202900.

The spelling of 9985102755 in words is "nine billion, nine hundred eighty-five million, one hundred two thousand, seven hundred fifty-five".