9853505149807 has 4 divisors (see below), whose sum is σ = 10749278345256. Its totient is φ = 8957731954360.

The previous prime is 9853505149687. The next prime is 9853505149843. The reversal of 9853505149807 is 7089415053589.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9853505149807 - 2⁷ = 9853505149679 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9853505149867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 447886597708 + ... + 447886597729.

It is an arithmetic number, because the mean of its divisors is an integer number (2687319586314).

Almost surely, 2^{9853505149807} is an apocalyptic number.

9853505149807 is a deficient number, since it is larger than the sum of its proper divisors (895773195449).

9853505149807 is a wasteful number, since it uses less digits than its factorization.

9853505149807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 895773195448.

The product of its (nonzero) digits is 54432000, while the sum is 64.

The spelling of 9853505149807 in words is "nine trillion, eight hundred fifty-three billion, five hundred five million, one hundred forty-nine thousand, eight hundred seven".