9995851400771 has 8 divisors (see below), whose sum is σ = 10002639643920. Its totient is φ = 9989063919072.

The previous prime is 9995851400753. The next prime is 9995851400809. The reversal of 9995851400771 is 1770041585999.

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

It is a cyclic number.

It is not a de Polignac number, because 9995851400771 - 2¹⁰ = 9995851399747 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9995851400698 and 9995851400707.

It is not an unprimeable number, because it can be changed into a prime (9995851403771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27427781 + ... + 27789833.

It is an arithmetic number, because the mean of its divisors is an integer number (1250329955490).

Almost surely, 2^{9995851400771} is an apocalyptic number.

9995851400771 is a deficient number, since it is larger than the sum of its proper divisors (6788243149).

9995851400771 is a wasteful number, since it uses less digits than its factorization.

9995851400771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380725.

The product of its (nonzero) digits is 28576800, while the sum is 65.

The spelling of 9995851400771 in words is "nine trillion, nine hundred ninety-five billion, eight hundred fifty-one million, four hundred thousand, seven hundred seventy-one".