995209856145 has 24 divisors (see below), whose sum is σ = 1725893520000. Its totient is φ = 530513019936.

The previous prime is 995209856143. The next prime is 995209856153. The reversal of 995209856145 is 541658902599.

995209856145 is a `hidden beast` number, since 9 + 9 + 5 + 2 + 0 + 9 + 8 + 5 + 614 + 5 = 666.

It is not a de Polignac number, because 995209856145 - 2¹ = 995209856143 is a prime.

It is a super-2 number, since 2×995209856145² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (995209856143) 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 23 ways as a sum of consecutive naturals, for example, 5441755 + ... + 5621664.

It is an arithmetic number, because the mean of its divisors is an integer number (71912230000).

Almost surely, 2^995209856145 is an apocalyptic number.

It is an amenable number.

995209856145 is a deficient number, since it is larger than the sum of its proper divisors (730683663855).

995209856145 is a wasteful number, since it uses less digits than its factorization.

995209856145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11065429 (or 11065426 counting only the distinct ones).

The product of its (nonzero) digits is 34992000, while the sum is 63.

The spelling of 995209856145 in words is "nine hundred ninety-five billion, two hundred nine million, eight hundred fifty-six thousand, one hundred forty-five".