9852045880391 has 32 divisors (see below), whose sum is σ = 11695757961216. Its totient is φ = 8180818560000.

The previous prime is 9852045880381. The next prime is 9852045880423. The reversal of 9852045880391 is 1930885402589.

It is a cyclic number.

It is not a de Polignac number, because 9852045880391 - 2²² = 9852041686087 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9852045880351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85262786 + ... + 85378256.

It is an arithmetic number, because the mean of its divisors is an integer number (365492436288).

Almost surely, 2^{9852045880391} is an apocalyptic number.

9852045880391 is a deficient number, since it is larger than the sum of its proper divisors (1843712080825).

9852045880391 is a wasteful number, since it uses less digits than its factorization.

9852045880391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121743.

The product of its (nonzero) digits is 24883200, while the sum is 62.

The spelling of 9852045880391 in words is "nine trillion, eight hundred fifty-two billion, forty-five million, eight hundred eighty thousand, three hundred ninety-one".