9995897229712 has 20 divisors (see below), whose sum is σ = 19367205938460. Its totient is φ = 4997908600448.

The previous prime is 9995897229709. The next prime is 9995897229727. The reversal of 9995897229712 is 2179227985999.

It can be written as a sum of positive squares in 2 ways, for example, as 7987089908736 + 2008807320976 = 2826144^2 + 1417324^2 .

It is a super-2 number, since 2×9995897229712² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 385783 + ... + 4487830.

It is an arithmetic number, because the mean of its divisors is an integer number (968360296923).

Almost surely, 2^{9995897229712} is an apocalyptic number.

It is an amenable number.

9995897229712 is a deficient number, since it is larger than the sum of its proper divisors (9371308708748).

9995897229712 is a wasteful number, since it uses less digits than its factorization.

9995897229712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001810 (or 5001804 counting only the distinct ones).

The product of its digits is 925888320, while the sum is 79.

The spelling of 9995897229712 in words is "nine trillion, nine hundred ninety-five billion, eight hundred ninety-seven million, two hundred twenty-nine thousand, seven hundred twelve".