995803571964 has 12 divisors (see below), whose sum is σ = 2323541667944. Its totient is φ = 331934523984.

The previous prime is 995803571941. The next prime is 995803571993. The reversal of 995803571964 is 469175308599.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-2 number, since 2×995803571964² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 995803571895 and 995803571904.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41491815487 + ... + 41491815510.

Almost surely, 2^995803571964 is an apocalyptic number.

It is an amenable number.

995803571964 is an abundant number, since it is smaller than the sum of its proper divisors (1327738095980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

995803571964 is a wasteful number, since it uses less digits than its factorization.

995803571964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 82983631004 (or 82983631002 counting only the distinct ones).

The product of its (nonzero) digits is 73483200, while the sum is 66.

The spelling of 995803571964 in words is "nine hundred ninety-five billion, eight hundred three million, five hundred seventy-one thousand, nine hundred sixty-four".