995778000313 has 6 divisors (see below), whose sum is σ = 1057798775726.
Its totient is φ = 937202823552.
The previous prime is 995778000281. The next prime is 995778000319. The reversal of 995778000313 is 313000877599.
995778000313 = 7056122 + 7056132.
It is a happy number.
It can be written as a sum of positive squares in 3 ways, for example, as 497888294544 + 497889705769 = 705612^2 + 705613^2
It is not a de Polignac number, because 995778000313 - 25 = 995778000281 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (995778000319) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1722799020 + ... + 1722799597.
Almost surely, 2995778000313 is an apocalyptic number.
995778000313 is the 705613-rd centered square number.
It is an amenable number.
995778000313 is a deficient number, since it is larger than the sum of its proper divisors (62020775413).
995778000313 is a wasteful number, since it uses less digits than its factorization.
995778000313 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3445598651 (or 3445598634 counting only the distinct ones).
The product of its (nonzero) digits is 1428840, while the sum is 52.
The spelling of 995778000313 in words is "nine hundred ninety-five billion, seven hundred seventy-eight million, three hundred thirteen", and thus it is an aban number.