9895272725989 has 4 divisors (see below), whose sum is σ = 11308883115424. Its totient is φ = 8481662336556.

The previous prime is 9895272725951. The next prime is 9895272726061.

9895272725989 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 9895272725989 - 2²⁹ = 9894735855077 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 (9895272725909) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 706805194707 + ... + 706805194720.

It is an arithmetic number, because the mean of its divisors is an integer number (2827220778856).

Almost surely, 2^{9895272725989} is an apocalyptic number.

It is an amenable number.

9895272725989 is a deficient number, since it is larger than the sum of its proper divisors (1413610389435).

9895272725989 is a wasteful number, since it uses less digits than its factorization.

9895272725989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1413610389434.

The product of its digits is 4115059200, while the sum is 82.

The spelling of 9895272725989 in words is "nine trillion, eight hundred ninety-five billion, two hundred seventy-two million, seven hundred twenty-five thousand, nine hundred eighty-nine".